Home / 3,936,614.40-5,907,686.40-2,520,115.20

Finding the Fourth Proportional to 3,936,614.40, 5,907,686.40 and 2,520,115.20

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Solution

The fourth proportional to 3,936,614.40, 5,907,686.40 and 2,520,115.20 is: 3,781,942.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,614.40 : 5,907,686.40 = 2,520,115.20 : x
  2. Step 2: Convert to fraction form
    3,936,614.40/5,907,686.40 = 2,520,115.20/x
  3. Step 3: Cross multiply
    3,936,614.40x = 5,907,686.40 × 2,520,115.20
  4. Step 4: Simplify right side
    3,936,614.40x = 14,888,050,293,473.28
  5. Step 5: Solve for x
    x = 14,888,050,293,473.28/3,936,614.40
  6. Step 6: Final answer
    x = 3,781,942.75

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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.