Home / 1,149,722.52-1,586,619.96-690,844.76

Finding the Fourth Proportional to 1,149,722.52, 1,586,619.96 and 690,844.76

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Solution

The fourth proportional to 1,149,722.52, 1,586,619.96 and 690,844.76 is: 953,367.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,722.52 : 1,586,619.96 = 690,844.76 : x
  2. Step 2: Convert to fraction form
    1,149,722.52/1,586,619.96 = 690,844.76/x
  3. Step 3: Cross multiply
    1,149,722.52x = 1,586,619.96 × 690,844.76
  4. Step 4: Simplify right side
    1,149,722.52x = 1,096,108,078,766.80
  5. Step 5: Solve for x
    x = 1,096,108,078,766.80/1,149,722.52
  6. Step 6: Final answer
    x = 953,367.49

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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.