Home / 2,878,793.76-4,318,196.11-748,874.46

Finding the Fourth Proportional to 2,878,793.76, 4,318,196.11 and 748,874.46

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Solution

The fourth proportional to 2,878,793.76, 4,318,196.11 and 748,874.46 is: 1,123,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,793.76 : 4,318,196.11 = 748,874.46 : x
  2. Step 2: Convert to fraction form
    2,878,793.76/4,318,196.11 = 748,874.46/x
  3. Step 3: Cross multiply
    2,878,793.76x = 4,318,196.11 × 748,874.46
  4. Step 4: Simplify right side
    2,878,793.76x = 3,233,786,776,305.98
  5. Step 5: Solve for x
    x = 3,233,786,776,305.98/2,878,793.76
  6. Step 6: Final answer
    x = 1,123,313.11

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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.