Home / 1,448,701.20-2,173,051.80-383,850.90

Finding the Fourth Proportional to 1,448,701.20, 2,173,051.80 and 383,850.90

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Solution

The fourth proportional to 1,448,701.20, 2,173,051.80 and 383,850.90 is: 575,776.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,701.20 : 2,173,051.80 = 383,850.90 : x
  2. Step 2: Convert to fraction form
    1,448,701.20/2,173,051.80 = 383,850.90/x
  3. Step 3: Cross multiply
    1,448,701.20x = 2,173,051.80 × 383,850.90
  4. Step 4: Simplify right side
    1,448,701.20x = 834,127,889,176.62
  5. Step 5: Solve for x
    x = 834,127,889,176.62/1,448,701.20
  6. Step 6: Final answer
    x = 575,776.35

Related Problems

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Half scale
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Double scale
Find fourth proportional to 1,448,702.20, 2,173,053.30 and 383,851.90
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.