Home / 3,454,667.47-5,182,665.40-1,324,585.47

Finding the Fourth Proportional to 3,454,667.47, 5,182,665.40 and 1,324,585.47

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Solution

The fourth proportional to 3,454,667.47, 5,182,665.40 and 1,324,585.47 is: 1,987,132.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,667.47 : 5,182,665.40 = 1,324,585.47 : x
  2. Step 2: Convert to fraction form
    3,454,667.47/5,182,665.40 = 1,324,585.47/x
  3. Step 3: Cross multiply
    3,454,667.47x = 5,182,665.40 × 1,324,585.47
  4. Step 4: Simplify right side
    3,454,667.47x = 6,864,883,284,711.74
  5. Step 5: Solve for x
    x = 6,864,883,284,711.74/3,454,667.47
  6. Step 6: Final answer
    x = 1,987,132.87

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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.