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Finding the Fourth Proportional to 1,246,276.73, 1,719,869.42 and 695,027.30

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Solution

The fourth proportional to 1,246,276.73, 1,719,869.42 and 695,027.30 is: 959,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,276.73 : 1,719,869.42 = 695,027.30 : x
  2. Step 2: Convert to fraction form
    1,246,276.73/1,719,869.42 = 695,027.30/x
  3. Step 3: Cross multiply
    1,246,276.73x = 1,719,869.42 × 695,027.30
  4. Step 4: Simplify right side
    1,246,276.73x = 1,195,356,192,473.39
  5. Step 5: Solve for x
    x = 1,195,356,192,473.39/1,246,276.73
  6. Step 6: Final answer
    x = 959,141.87

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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.