Home / 3,915,008.20-5,872,512.30-1,356,218.20

Finding the Fourth Proportional to 3,915,008.20, 5,872,512.30 and 1,356,218.20

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Solution

The fourth proportional to 3,915,008.20, 5,872,512.30 and 1,356,218.20 is: 2,034,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,008.20 : 5,872,512.30 = 1,356,218.20 : x
  2. Step 2: Convert to fraction form
    3,915,008.20/5,872,512.30 = 1,356,218.20/x
  3. Step 3: Cross multiply
    3,915,008.20x = 5,872,512.30 × 1,356,218.20
  4. Step 4: Simplify right side
    3,915,008.20x = 7,964,408,060,983.86
  5. Step 5: Solve for x
    x = 7,964,408,060,983.86/3,915,008.20
  6. Step 6: Final answer
    x = 2,034,327.30

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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.