Home / 3,123,796.40-4,686,333.68-1,074,190.76

Finding the Fourth Proportional to 3,123,796.40, 4,686,333.68 and 1,074,190.76

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Solution

The fourth proportional to 3,123,796.40, 4,686,333.68 and 1,074,190.76 is: 1,611,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,796.40 : 4,686,333.68 = 1,074,190.76 : x
  2. Step 2: Convert to fraction form
    3,123,796.40/4,686,333.68 = 1,074,190.76/x
  3. Step 3: Cross multiply
    3,123,796.40x = 4,686,333.68 × 1,074,190.76
  4. Step 4: Simplify right side
    3,123,796.40x = 5,034,016,337,332.80
  5. Step 5: Solve for x
    x = 5,034,016,337,332.80/3,123,796.40
  6. Step 6: Final answer
    x = 1,611,505.90

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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.