Home / 3,110,147.10-4,665,220.65-2,578,706.10

Finding the Fourth Proportional to 3,110,147.10, 4,665,220.65 and 2,578,706.10

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Solution

The fourth proportional to 3,110,147.10, 4,665,220.65 and 2,578,706.10 is: 3,868,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,147.10 : 4,665,220.65 = 2,578,706.10 : x
  2. Step 2: Convert to fraction form
    3,110,147.10/4,665,220.65 = 2,578,706.10/x
  3. Step 3: Cross multiply
    3,110,147.10x = 4,665,220.65 × 2,578,706.10
  4. Step 4: Simplify right side
    3,110,147.10x = 12,030,232,948,000.97
  5. Step 5: Solve for x
    x = 12,030,232,948,000.97/3,110,147.10
  6. Step 6: Final answer
    x = 3,868,059.15

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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.