Home / 1,349,265.92-1,861,914.24-745,617.92

Finding the Fourth Proportional to 1,349,265.92, 1,861,914.24 and 745,617.92

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Solution

The fourth proportional to 1,349,265.92, 1,861,914.24 and 745,617.92 is: 1,028,912.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,265.92 : 1,861,914.24 = 745,617.92 : x
  2. Step 2: Convert to fraction form
    1,349,265.92/1,861,914.24 = 745,617.92/x
  3. Step 3: Cross multiply
    1,349,265.92x = 1,861,914.24 × 745,617.92
  4. Step 4: Simplify right side
    1,349,265.92x = 1,388,276,622,847.18
  5. Step 5: Solve for x
    x = 1,388,276,622,847.18/1,349,265.92
  6. Step 6: Final answer
    x = 1,028,912.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.