Home / 1,260,158.79-1,738,511.02-729,380.85

Finding the Fourth Proportional to 1,260,158.79, 1,738,511.02 and 729,380.85

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Solution

The fourth proportional to 1,260,158.79, 1,738,511.02 and 729,380.85 is: 1,006,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,158.79 : 1,738,511.02 = 729,380.85 : x
  2. Step 2: Convert to fraction form
    1,260,158.79/1,738,511.02 = 729,380.85/x
  3. Step 3: Cross multiply
    1,260,158.79x = 1,738,511.02 × 729,380.85
  4. Step 4: Simplify right side
    1,260,158.79x = 1,268,036,645,501.97
  5. Step 5: Solve for x
    x = 1,268,036,645,501.97/1,260,158.79
  6. Step 6: Final answer
    x = 1,006,251.48

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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.