Home / 2,577,121.32-3,863,975.72-1,229,491.92

Finding the Fourth Proportional to 2,577,121.32, 3,863,975.72 and 1,229,491.92

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Solution

The fourth proportional to 2,577,121.32, 3,863,975.72 and 1,229,491.92 is: 1,843,423.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,577,121.32 : 3,863,975.72 = 1,229,491.92 : x
  2. Step 2: Convert to fraction form
    2,577,121.32/3,863,975.72 = 1,229,491.92/x
  3. Step 3: Cross multiply
    2,577,121.32x = 3,863,975.72 × 1,229,491.92
  4. Step 4: Simplify right side
    2,577,121.32x = 4,750,726,926,816.18
  5. Step 5: Solve for x
    x = 4,750,726,926,816.18/2,577,121.32
  6. Step 6: Final answer
    x = 1,843,423.86

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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.