Home / 1,465,942.28-2,195,919.92-754,475.63

Finding the Fourth Proportional to 1,465,942.28, 2,195,919.92 and 754,475.63

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Solution

The fourth proportional to 1,465,942.28, 2,195,919.92 and 754,475.63 is: 1,130,172.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,942.28 : 2,195,919.92 = 754,475.63 : x
  2. Step 2: Convert to fraction form
    1,465,942.28/2,195,919.92 = 754,475.63/x
  3. Step 3: Cross multiply
    1,465,942.28x = 2,195,919.92 × 754,475.63
  4. Step 4: Simplify right side
    1,465,942.28x = 1,656,768,055,978.14
  5. Step 5: Solve for x
    x = 1,656,768,055,978.14/1,465,942.28
  6. Step 6: Final answer
    x = 1,130,172.78

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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.