Home / 1,265,468.64-1,746,314.52-749,229.12

Finding the Fourth Proportional to 1,265,468.64, 1,746,314.52 and 749,229.12

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Solution

The fourth proportional to 1,265,468.64, 1,746,314.52 and 749,229.12 is: 1,033,917.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,468.64 : 1,746,314.52 = 749,229.12 : x
  2. Step 2: Convert to fraction form
    1,265,468.64/1,746,314.52 = 749,229.12/x
  3. Step 3: Cross multiply
    1,265,468.64x = 1,746,314.52 × 749,229.12
  4. Step 4: Simplify right side
    1,265,468.64x = 1,308,389,691,062.82
  5. Step 5: Solve for x
    x = 1,308,389,691,062.82/1,265,468.64
  6. Step 6: Final answer
    x = 1,033,917.12

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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.