Home / 1,587,478.16-2,381,545.30-522,584.12

Finding the Fourth Proportional to 1,587,478.16, 2,381,545.30 and 522,584.12

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Solution

The fourth proportional to 1,587,478.16, 2,381,545.30 and 522,584.12 is: 783,984.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,478.16 : 2,381,545.30 = 522,584.12 : x
  2. Step 2: Convert to fraction form
    1,587,478.16/2,381,545.30 = 522,584.12/x
  3. Step 3: Cross multiply
    1,587,478.16x = 2,381,545.30 × 522,584.12
  4. Step 4: Simplify right side
    1,587,478.16x = 1,244,557,754,840.64
  5. Step 5: Solve for x
    x = 1,244,557,754,840.64/1,587,478.16
  6. Step 6: Final answer
    x = 783,984.17

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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.