Home / 1,229,861.20-1,845,252.60-482,443.60

Finding the Fourth Proportional to 1,229,861.20, 1,845,252.60 and 482,443.60

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Solution

The fourth proportional to 1,229,861.20, 1,845,252.60 and 482,443.60 is: 723,846.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,861.20 : 1,845,252.60 = 482,443.60 : x
  2. Step 2: Convert to fraction form
    1,229,861.20/1,845,252.60 = 482,443.60/x
  3. Step 3: Cross multiply
    1,229,861.20x = 1,845,252.60 × 482,443.60
  4. Step 4: Simplify right side
    1,229,861.20x = 890,230,307,253.36
  5. Step 5: Solve for x
    x = 890,230,307,253.36/1,229,861.20
  6. Step 6: Final answer
    x = 723,846.16

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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.