Home / 3,156,860.88-4,357,652.72-2,069,202.55

Finding the Fourth Proportional to 3,156,860.88, 4,357,652.72 and 2,069,202.55

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Solution

The fourth proportional to 3,156,860.88, 4,357,652.72 and 2,069,202.55 is: 2,856,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,860.88 : 4,357,652.72 = 2,069,202.55 : x
  2. Step 2: Convert to fraction form
    3,156,860.88/4,357,652.72 = 2,069,202.55/x
  3. Step 3: Cross multiply
    3,156,860.88x = 4,357,652.72 × 2,069,202.55
  4. Step 4: Simplify right side
    3,156,860.88x = 9,016,866,125,411.44
  5. Step 5: Solve for x
    x = 9,016,866,125,411.44/3,156,860.88
  6. Step 6: Final answer
    x = 2,856,276.05

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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.