Home / 5,561,459.85-8,339,141.94-1,722,216.45

Finding the Fourth Proportional to 5,561,459.85, 8,339,141.94 and 1,722,216.45

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Solution

The fourth proportional to 5,561,459.85, 8,339,141.94 and 1,722,216.45 is: 2,582,380.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561,459.85 : 8,339,141.94 = 1,722,216.45 : x
  2. Step 2: Convert to fraction form
    5,561,459.85/8,339,141.94 = 1,722,216.45/x
  3. Step 3: Cross multiply
    5,561,459.85x = 8,339,141.94 × 1,722,216.45
  4. Step 4: Simplify right side
    5,561,459.85x = 14,361,807,420,389.91
  5. Step 5: Solve for x
    x = 14,361,807,420,389.91/5,561,459.85
  6. Step 6: Final answer
    x = 2,582,380.85

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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.