Home / 3,422,731.40-5,134,097.10-3,399,111.80

Finding the Fourth Proportional to 3,422,731.40, 5,134,097.10 and 3,399,111.80

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Solution

The fourth proportional to 3,422,731.40, 5,134,097.10 and 3,399,111.80 is: 5,098,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,731.40 : 5,134,097.10 = 3,399,111.80 : x
  2. Step 2: Convert to fraction form
    3,422,731.40/5,134,097.10 = 3,399,111.80/x
  3. Step 3: Cross multiply
    3,422,731.40x = 5,134,097.10 × 3,399,111.80
  4. Step 4: Simplify right side
    3,422,731.40x = 17,451,370,034,955.78
  5. Step 5: Solve for x
    x = 17,451,370,034,955.78/3,422,731.40
  6. Step 6: Final answer
    x = 5,098,667.70

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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.