Home / 1,448,858.40-2,173,190.40-383,877.60

Finding the Fourth Proportional to 1,448,858.40, 2,173,190.40 and 383,877.60

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Solution

The fourth proportional to 1,448,858.40, 2,173,190.40 and 383,877.60 is: 575,790.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,858.40 : 2,173,190.40 = 383,877.60 : x
  2. Step 2: Convert to fraction form
    1,448,858.40/2,173,190.40 = 383,877.60/x
  3. Step 3: Cross multiply
    1,448,858.40x = 2,173,190.40 × 383,877.60
  4. Step 4: Simplify right side
    1,448,858.40x = 834,239,115,095.04
  5. Step 5: Solve for x
    x = 834,239,115,095.04/1,448,858.40
  6. Step 6: Final answer
    x = 575,790.65

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Double scale
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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.