Home / 3,438,803.10-4,745,591.28-1,890,233.88

Finding the Fourth Proportional to 3,438,803.10, 4,745,591.28 and 1,890,233.88

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Solution

The fourth proportional to 3,438,803.10, 4,745,591.28 and 1,890,233.88 is: 2,608,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,803.10 : 4,745,591.28 = 1,890,233.88 : x
  2. Step 2: Convert to fraction form
    3,438,803.10/4,745,591.28 = 1,890,233.88/x
  3. Step 3: Cross multiply
    3,438,803.10x = 4,745,591.28 × 1,890,233.88
  4. Step 4: Simplify right side
    3,438,803.10x = 8,970,277,418,088.57
  5. Step 5: Solve for x
    x = 8,970,277,418,088.57/3,438,803.10
  6. Step 6: Final answer
    x = 2,608,546.39

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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.