Home / 3,288,257.42-4,897,712.41-3,140,720.30

Finding the Fourth Proportional to 3,288,257.42, 4,897,712.41 and 3,140,720.30

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Solution

The fourth proportional to 3,288,257.42, 4,897,712.41 and 3,140,720.30 is: 4,677,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,257.42 : 4,897,712.41 = 3,140,720.30 : x
  2. Step 2: Convert to fraction form
    3,288,257.42/4,897,712.41 = 3,140,720.30/x
  3. Step 3: Cross multiply
    3,288,257.42x = 4,897,712.41 × 3,140,720.30
  4. Step 4: Simplify right side
    3,288,257.42x = 15,382,344,757,308.56
  5. Step 5: Solve for x
    x = 15,382,344,757,308.56/3,288,257.42
  6. Step 6: Final answer
    x = 4,677,962.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.