Home / 1,016,919.57-1,403,345.10-558,041.88

Finding the Fourth Proportional to 1,016,919.57, 1,403,345.10 and 558,041.88

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Solution

The fourth proportional to 1,016,919.57, 1,403,345.10 and 558,041.88 is: 770,095.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,919.57 : 1,403,345.10 = 558,041.88 : x
  2. Step 2: Convert to fraction form
    1,016,919.57/1,403,345.10 = 558,041.88/x
  3. Step 3: Cross multiply
    1,016,919.57x = 1,403,345.10 × 558,041.88
  4. Step 4: Simplify right side
    1,016,919.57x = 783,125,337,892.79
  5. Step 5: Solve for x
    x = 783,125,337,892.79/1,016,919.57
  6. Step 6: Final answer
    x = 770,095.65

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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.