Home / 4,647,261.60-6,413,720.74-2,812,729.46

Finding the Fourth Proportional to 4,647,261.60, 6,413,720.74 and 2,812,729.46

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Solution

The fourth proportional to 4,647,261.60, 6,413,720.74 and 2,812,729.46 is: 3,881,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,261.60 : 6,413,720.74 = 2,812,729.46 : x
  2. Step 2: Convert to fraction form
    4,647,261.60/6,413,720.74 = 2,812,729.46/x
  3. Step 3: Cross multiply
    4,647,261.60x = 6,413,720.74 × 2,812,729.46
  4. Step 4: Simplify right side
    4,647,261.60x = 18,040,061,234,510.57
  5. Step 5: Solve for x
    x = 18,040,061,234,510.57/4,647,261.60
  6. Step 6: Final answer
    x = 3,881,869.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.