Home / 1,022,213.12-1,534,031.14-423,177.41

Finding the Fourth Proportional to 1,022,213.12, 1,534,031.14 and 423,177.41

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Solution

The fourth proportional to 1,022,213.12, 1,534,031.14 and 423,177.41 is: 635,060.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,213.12 : 1,534,031.14 = 423,177.41 : x
  2. Step 2: Convert to fraction form
    1,022,213.12/1,534,031.14 = 423,177.41/x
  3. Step 3: Cross multiply
    1,022,213.12x = 1,534,031.14 × 423,177.41
  4. Step 4: Simplify right side
    1,022,213.12x = 649,167,328,255.14
  5. Step 5: Solve for x
    x = 649,167,328,255.14/1,022,213.12
  6. Step 6: Final answer
    x = 635,060.65

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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.