Home / 1,358,154.38-1,874,140.86-746,275.52

Finding the Fourth Proportional to 1,358,154.38, 1,874,140.86 and 746,275.52

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Solution

The fourth proportional to 1,358,154.38, 1,874,140.86 and 746,275.52 is: 1,029,798.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,154.38 : 1,874,140.86 = 746,275.52 : x
  2. Step 2: Convert to fraction form
    1,358,154.38/1,874,140.86 = 746,275.52/x
  3. Step 3: Cross multiply
    1,358,154.38x = 1,874,140.86 × 746,275.52
  4. Step 4: Simplify right side
    1,358,154.38x = 1,398,625,444,849.75
  5. Step 5: Solve for x
    x = 1,398,625,444,849.75/1,358,154.38
  6. Step 6: Final answer
    x = 1,029,798.57

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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.