Home / 3,462,807.60-5,194,211.40-2,187,349.20

Finding the Fourth Proportional to 3,462,807.60, 5,194,211.40 and 2,187,349.20

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Solution

The fourth proportional to 3,462,807.60, 5,194,211.40 and 2,187,349.20 is: 3,281,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,462,807.60 : 5,194,211.40 = 2,187,349.20 : x
  2. Step 2: Convert to fraction form
    3,462,807.60/5,194,211.40 = 2,187,349.20/x
  3. Step 3: Cross multiply
    3,462,807.60x = 5,194,211.40 × 2,187,349.20
  4. Step 4: Simplify right side
    3,462,807.60x = 11,361,554,150,420.88
  5. Step 5: Solve for x
    x = 11,361,554,150,420.88/3,462,807.60
  6. Step 6: Final answer
    x = 3,281,023.80

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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.