Home / 3,339,780.28-4,608,592.13-1,889,608.12

Finding the Fourth Proportional to 3,339,780.28, 4,608,592.13 and 1,889,608.12

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Solution

The fourth proportional to 3,339,780.28, 4,608,592.13 and 1,889,608.12 is: 2,607,486.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,339,780.28 : 4,608,592.13 = 1,889,608.12 : x
  2. Step 2: Convert to fraction form
    3,339,780.28/4,608,592.13 = 1,889,608.12/x
  3. Step 3: Cross multiply
    3,339,780.28x = 4,608,592.13 × 1,889,608.12
  4. Step 4: Simplify right side
    3,339,780.28x = 8,708,433,110,616.10
  5. Step 5: Solve for x
    x = 8,708,433,110,616.10/3,339,780.28
  6. Step 6: Final answer
    x = 2,607,486.83

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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.