Home / 1,436,737-2,155,116.30-637,803.76

Finding the Fourth Proportional to 1,436,737, 2,155,116.30 and 637,803.76

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Solution

The fourth proportional to 1,436,737, 2,155,116.30 and 637,803.76 is: 956,710.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,737 : 2,155,116.30 = 637,803.76 : x
  2. Step 2: Convert to fraction form
    1,436,737/2,155,116.30 = 637,803.76/x
  3. Step 3: Cross multiply
    1,436,737x = 2,155,116.30 × 637,803.76
  4. Step 4: Simplify right side
    1,436,737x = 1,374,541,279,377.29
  5. Step 5: Solve for x
    x = 1,374,541,279,377.29/1,436,737
  6. Step 6: Final answer
    x = 956,710.43

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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.