Home / 3,785,764.76-5,678,659.30-945,877.22

Finding the Fourth Proportional to 3,785,764.76, 5,678,659.30 and 945,877.22

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Solution

The fourth proportional to 3,785,764.76, 5,678,659.30 and 945,877.22 is: 1,418,818.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,785,764.76 : 5,678,659.30 = 945,877.22 : x
  2. Step 2: Convert to fraction form
    3,785,764.76/5,678,659.30 = 945,877.22/x
  3. Step 3: Cross multiply
    3,785,764.76x = 5,678,659.30 × 945,877.22
  4. Step 4: Simplify right side
    3,785,764.76x = 5,371,314,472,011.15
  5. Step 5: Solve for x
    x = 5,371,314,472,011.15/3,785,764.76
  6. Step 6: Final answer
    x = 1,418,818.87

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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.