Home / 971,321.10-1,456,981.65-735,125.10

Finding the Fourth Proportional to 971,321.10, 1,456,981.65 and 735,125.10

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Solution

The fourth proportional to 971,321.10, 1,456,981.65 and 735,125.10 is: 1,102,687.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,321.10 : 1,456,981.65 = 735,125.10 : x
  2. Step 2: Convert to fraction form
    971,321.10/1,456,981.65 = 735,125.10/x
  3. Step 3: Cross multiply
    971,321.10x = 1,456,981.65 × 735,125.10
  4. Step 4: Simplify right side
    971,321.10x = 1,071,063,781,154.41
  5. Step 5: Solve for x
    x = 1,071,063,781,154.41/971,321.10
  6. Step 6: Final answer
    x = 1,102,687.65

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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.