Home / 2,181,680.10-3,272,520.15-1,543,950.90

Finding the Fourth Proportional to 2,181,680.10, 3,272,520.15 and 1,543,950.90

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Solution

The fourth proportional to 2,181,680.10, 3,272,520.15 and 1,543,950.90 is: 2,315,926.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,680.10 : 3,272,520.15 = 1,543,950.90 : x
  2. Step 2: Convert to fraction form
    2,181,680.10/3,272,520.15 = 1,543,950.90/x
  3. Step 3: Cross multiply
    2,181,680.10x = 3,272,520.15 × 1,543,950.90
  4. Step 4: Simplify right side
    2,181,680.10x = 5,052,610,430,860.64
  5. Step 5: Solve for x
    x = 5,052,610,430,860.64/2,181,680.10
  6. Step 6: Final answer
    x = 2,315,926.35

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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.