Home / 3,162,410.76-4,743,747.38-918,548.76

Finding the Fourth Proportional to 3,162,410.76, 4,743,747.38 and 918,548.76

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Solution

The fourth proportional to 3,162,410.76, 4,743,747.38 and 918,548.76 is: 1,377,861.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162,410.76 : 4,743,747.38 = 918,548.76 : x
  2. Step 2: Convert to fraction form
    3,162,410.76/4,743,747.38 = 918,548.76/x
  3. Step 3: Cross multiply
    3,162,410.76x = 4,743,747.38 × 918,548.76
  4. Step 4: Simplify right side
    3,162,410.76x = 4,357,363,273,652.25
  5. Step 5: Solve for x
    x = 4,357,363,273,652.25/3,162,410.76
  6. Step 6: Final answer
    x = 1,377,861.26

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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.