Home / 1,820,126.38-2,730,190.78-754,882.42

Finding the Fourth Proportional to 1,820,126.38, 2,730,190.78 and 754,882.42

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Solution

The fourth proportional to 1,820,126.38, 2,730,190.78 and 754,882.42 is: 1,132,324.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,126.38 : 2,730,190.78 = 754,882.42 : x
  2. Step 2: Convert to fraction form
    1,820,126.38/2,730,190.78 = 754,882.42/x
  3. Step 3: Cross multiply
    1,820,126.38x = 2,730,190.78 × 754,882.42
  4. Step 4: Simplify right side
    1,820,126.38x = 2,060,973,023,068.09
  5. Step 5: Solve for x
    x = 2,060,973,023,068.09/1,820,126.38
  6. Step 6: Final answer
    x = 1,132,324.13

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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.