Home / 1,242,851.04-1,714,877.26-726,505.13

Finding the Fourth Proportional to 1,242,851.04, 1,714,877.26 and 726,505.13

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Solution

The fourth proportional to 1,242,851.04, 1,714,877.26 and 726,505.13 is: 1,002,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,851.04 : 1,714,877.26 = 726,505.13 : x
  2. Step 2: Convert to fraction form
    1,242,851.04/1,714,877.26 = 726,505.13/x
  3. Step 3: Cross multiply
    1,242,851.04x = 1,714,877.26 × 726,505.13
  4. Step 4: Simplify right side
    1,242,851.04x = 1,245,867,116,319.69
  5. Step 5: Solve for x
    x = 1,245,867,116,319.69/1,242,851.04
  6. Step 6: Final answer
    x = 1,002,426.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.