Home / 3,431,292.60-5,145,181.38-1,812,930.24

Finding the Fourth Proportional to 3,431,292.60, 5,145,181.38 and 1,812,930.24

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Solution

The fourth proportional to 3,431,292.60, 5,145,181.38 and 1,812,930.24 is: 2,718,466.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,292.60 : 5,145,181.38 = 1,812,930.24 : x
  2. Step 2: Convert to fraction form
    3,431,292.60/5,145,181.38 = 1,812,930.24/x
  3. Step 3: Cross multiply
    3,431,292.60x = 5,145,181.38 × 1,812,930.24
  4. Step 4: Simplify right side
    3,431,292.60x = 9,327,854,914,086.93
  5. Step 5: Solve for x
    x = 9,327,854,914,086.93/3,431,292.60
  6. Step 6: Final answer
    x = 2,718,466.77

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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.