Home / 5,708,086.20-7,872,986.16-3,644,520.48

Finding the Fourth Proportional to 5,708,086.20, 7,872,986.16 and 3,644,520.48

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Solution

The fourth proportional to 5,708,086.20, 7,872,986.16 and 3,644,520.48 is: 5,026,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708,086.20 : 7,872,986.16 = 3,644,520.48 : x
  2. Step 2: Convert to fraction form
    5,708,086.20/7,872,986.16 = 3,644,520.48/x
  3. Step 3: Cross multiply
    5,708,086.20x = 7,872,986.16 × 3,644,520.48
  4. Step 4: Simplify right side
    5,708,086.20x = 28,693,259,298,876.56
  5. Step 5: Solve for x
    x = 28,693,259,298,876.56/5,708,086.20
  6. Step 6: Final answer
    x = 5,026,774.00

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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.