Home / 1,530,175.68-2,294,279.34-731,439.54

Finding the Fourth Proportional to 1,530,175.68, 2,294,279.34 and 731,439.54

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Solution

The fourth proportional to 1,530,175.68, 2,294,279.34 and 731,439.54 is: 1,096,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,175.68 : 2,294,279.34 = 731,439.54 : x
  2. Step 2: Convert to fraction form
    1,530,175.68/2,294,279.34 = 731,439.54/x
  3. Step 3: Cross multiply
    1,530,175.68x = 2,294,279.34 × 731,439.54
  4. Step 4: Simplify right side
    1,530,175.68x = 1,678,126,625,081.10
  5. Step 5: Solve for x
    x = 1,678,126,625,081.10/1,530,175.68
  6. Step 6: Final answer
    x = 1,096,688.86

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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.