Home / 1,193,231.40-1,646,659.46-656,687.40

Finding the Fourth Proportional to 1,193,231.40, 1,646,659.46 and 656,687.40

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Solution

The fourth proportional to 1,193,231.40, 1,646,659.46 and 656,687.40 is: 906,228.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,231.40 : 1,646,659.46 = 656,687.40 : x
  2. Step 2: Convert to fraction form
    1,193,231.40/1,646,659.46 = 656,687.40/x
  3. Step 3: Cross multiply
    1,193,231.40x = 1,646,659.46 × 656,687.40
  4. Step 4: Simplify right side
    1,193,231.40x = 1,081,340,519,472.80
  5. Step 5: Solve for x
    x = 1,081,340,519,472.80/1,193,231.40
  6. Step 6: Final answer
    x = 906,228.68

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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.