Home / 1,332,024.10-1,998,036.15-800,145.70

Finding the Fourth Proportional to 1,332,024.10, 1,998,036.15 and 800,145.70

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Solution

The fourth proportional to 1,332,024.10, 1,998,036.15 and 800,145.70 is: 1,200,218.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,024.10 : 1,998,036.15 = 800,145.70 : x
  2. Step 2: Convert to fraction form
    1,332,024.10/1,998,036.15 = 800,145.70/x
  3. Step 3: Cross multiply
    1,332,024.10x = 1,998,036.15 × 800,145.70
  4. Step 4: Simplify right side
    1,332,024.10x = 1,598,720,033,867.06
  5. Step 5: Solve for x
    x = 1,598,720,033,867.06/1,332,024.10
  6. Step 6: Final answer
    x = 1,200,218.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.