Home / 4,160,964.40-6,241,446.60-3,405,137.20

Finding the Fourth Proportional to 4,160,964.40, 6,241,446.60 and 3,405,137.20

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Solution

The fourth proportional to 4,160,964.40, 6,241,446.60 and 3,405,137.20 is: 5,107,705.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160,964.40 : 6,241,446.60 = 3,405,137.20 : x
  2. Step 2: Convert to fraction form
    4,160,964.40/6,241,446.60 = 3,405,137.20/x
  3. Step 3: Cross multiply
    4,160,964.40x = 6,241,446.60 × 3,405,137.20
  4. Step 4: Simplify right side
    4,160,964.40x = 21,252,981,999,473.52
  5. Step 5: Solve for x
    x = 21,252,981,999,473.52/4,160,964.40
  6. Step 6: Final answer
    x = 5,107,705.80

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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.