Home / 1,013,876.46-1,399,025.79-807,670.02

Finding the Fourth Proportional to 1,013,876.46, 1,399,025.79 and 807,670.02

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Solution

The fourth proportional to 1,013,876.46, 1,399,025.79 and 807,670.02 is: 1,114,486.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,876.46 : 1,399,025.79 = 807,670.02 : x
  2. Step 2: Convert to fraction form
    1,013,876.46/1,399,025.79 = 807,670.02/x
  3. Step 3: Cross multiply
    1,013,876.46x = 1,399,025.79 × 807,670.02
  4. Step 4: Simplify right side
    1,013,876.46x = 1,129,951,187,789.82
  5. Step 5: Solve for x
    x = 1,129,951,187,789.82/1,013,876.46
  6. Step 6: Final answer
    x = 1,114,486.07

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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.