Home / 1,443,884.20-2,165,229.66-545,173.48

Finding the Fourth Proportional to 1,443,884.20, 2,165,229.66 and 545,173.48

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Solution

The fourth proportional to 1,443,884.20, 2,165,229.66 and 545,173.48 is: 817,534.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,884.20 : 2,165,229.66 = 545,173.48 : x
  2. Step 2: Convert to fraction form
    1,443,884.20/2,165,229.66 = 545,173.48/x
  3. Step 3: Cross multiply
    1,443,884.20x = 2,165,229.66 × 545,173.48
  4. Step 4: Simplify right side
    1,443,884.20x = 1,180,425,788,741.42
  5. Step 5: Solve for x
    x = 1,180,425,788,741.42/1,443,884.20
  6. Step 6: Final answer
    x = 817,534.94

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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.