Home / 1,147,301.34-1,721,447.37-437,542.62

Finding the Fourth Proportional to 1,147,301.34, 1,721,447.37 and 437,542.62

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Solution

The fourth proportional to 1,147,301.34, 1,721,447.37 and 437,542.62 is: 656,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,301.34 : 1,721,447.37 = 437,542.62 : x
  2. Step 2: Convert to fraction form
    1,147,301.34/1,721,447.37 = 437,542.62/x
  3. Step 3: Cross multiply
    1,147,301.34x = 1,721,447.37 × 437,542.62
  4. Step 4: Simplify right side
    1,147,301.34x = 753,206,592,461.91
  5. Step 5: Solve for x
    x = 753,206,592,461.91/1,147,301.34
  6. Step 6: Final answer
    x = 656,502.84

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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.