Home / 1,140,189.24-1,575,170.20-748,651.12

Finding the Fourth Proportional to 1,140,189.24, 1,575,170.20 and 748,651.12

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Solution

The fourth proportional to 1,140,189.24, 1,575,170.20 and 748,651.12 is: 1,034,260.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,189.24 : 1,575,170.20 = 748,651.12 : x
  2. Step 2: Convert to fraction form
    1,140,189.24/1,575,170.20 = 748,651.12/x
  3. Step 3: Cross multiply
    1,140,189.24x = 1,575,170.20 × 748,651.12
  4. Step 4: Simplify right side
    1,140,189.24x = 1,179,252,935,031.78
  5. Step 5: Solve for x
    x = 1,179,252,935,031.78/1,140,189.24
  6. Step 6: Final answer
    x = 1,034,260.71

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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.