Home / 2,890,538.10-4,331,141.55-2,414,646.90

Finding the Fourth Proportional to 2,890,538.10, 4,331,141.55 and 2,414,646.90

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Solution

The fourth proportional to 2,890,538.10, 4,331,141.55 and 2,414,646.90 is: 3,618,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890,538.10 : 4,331,141.55 = 2,414,646.90 : x
  2. Step 2: Convert to fraction form
    2,890,538.10/4,331,141.55 = 2,414,646.90/x
  3. Step 3: Cross multiply
    2,890,538.10x = 4,331,141.55 × 2,414,646.90
  4. Step 4: Simplify right side
    2,890,538.10x = 10,458,177,517,168.69
  5. Step 5: Solve for x
    x = 10,458,177,517,168.69/2,890,538.10
  6. Step 6: Final answer
    x = 3,618,072.88

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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.