Home / 1,547,171.32-2,322,454.14-1,229,366.20

Finding the Fourth Proportional to 1,547,171.32, 2,322,454.14 and 1,229,366.20

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Solution

The fourth proportional to 1,547,171.32, 2,322,454.14 and 1,229,366.20 is: 1,845,397.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,547,171.32 : 2,322,454.14 = 1,229,366.20 : x
  2. Step 2: Convert to fraction form
    1,547,171.32/2,322,454.14 = 1,229,366.20/x
  3. Step 3: Cross multiply
    1,547,171.32x = 2,322,454.14 × 1,229,366.20
  4. Step 4: Simplify right side
    1,547,171.32x = 2,855,146,620,766.07
  5. Step 5: Solve for x
    x = 2,855,146,620,766.07/1,547,171.32
  6. Step 6: Final answer
    x = 1,845,397.85

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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.