Home / 1,707,547.11-2,560,591.13-988,385.20

Finding the Fourth Proportional to 1,707,547.11, 2,560,591.13 and 988,385.20

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Solution

The fourth proportional to 1,707,547.11, 2,560,591.13 and 988,385.20 is: 1,482,155.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,547.11 : 2,560,591.13 = 988,385.20 : x
  2. Step 2: Convert to fraction form
    1,707,547.11/2,560,591.13 = 988,385.20/x
  3. Step 3: Cross multiply
    1,707,547.11x = 2,560,591.13 × 988,385.20
  4. Step 4: Simplify right side
    1,707,547.11x = 2,530,850,370,359.54
  5. Step 5: Solve for x
    x = 2,530,850,370,359.54/1,707,547.11
  6. Step 6: Final answer
    x = 1,482,155.52

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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.