Home / 4,206,486.72-6,307,202.88-1,644,649.52

Finding the Fourth Proportional to 4,206,486.72, 6,307,202.88 and 1,644,649.52

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Solution

The fourth proportional to 4,206,486.72, 6,307,202.88 and 1,644,649.52 is: 2,465,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206,486.72 : 6,307,202.88 = 1,644,649.52 : x
  2. Step 2: Convert to fraction form
    4,206,486.72/6,307,202.88 = 1,644,649.52/x
  3. Step 3: Cross multiply
    4,206,486.72x = 6,307,202.88 × 1,644,649.52
  4. Step 4: Simplify right side
    4,206,486.72x = 10,373,138,189,134.62
  5. Step 5: Solve for x
    x = 10,373,138,189,134.62/4,206,486.72
  6. Step 6: Final answer
    x = 2,465,986.20

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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.