Home / 1,260,162.55-1,738,516.17-729,384.61

Finding the Fourth Proportional to 1,260,162.55, 1,738,516.17 and 729,384.61

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Solution

The fourth proportional to 1,260,162.55, 1,738,516.17 and 729,384.61 is: 1,006,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,162.55 : 1,738,516.17 = 729,384.61 : x
  2. Step 2: Convert to fraction form
    1,260,162.55/1,738,516.17 = 729,384.61/x
  3. Step 3: Cross multiply
    1,260,162.55x = 1,738,516.17 × 729,384.61
  4. Step 4: Simplify right side
    1,260,162.55x = 1,268,046,938,634.14
  5. Step 5: Solve for x
    x = 1,268,046,938,634.14/1,260,162.55
  6. Step 6: Final answer
    x = 1,006,256.64

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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.