Home / 1,448,727.20-2,173,090.80-383,876.90

Finding the Fourth Proportional to 1,448,727.20, 2,173,090.80 and 383,876.90

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Solution

The fourth proportional to 1,448,727.20, 2,173,090.80 and 383,876.90 is: 575,815.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,727.20 : 2,173,090.80 = 383,876.90 : x
  2. Step 2: Convert to fraction form
    1,448,727.20/2,173,090.80 = 383,876.90/x
  3. Step 3: Cross multiply
    1,448,727.20x = 2,173,090.80 × 383,876.90
  4. Step 4: Simplify right side
    1,448,727.20x = 834,199,359,722.52
  5. Step 5: Solve for x
    x = 834,199,359,722.52/1,448,727.20
  6. Step 6: Final answer
    x = 575,815.35

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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.