Home / 2,785,721.61-4,179,763.41-1,522,073.01

Finding the Fourth Proportional to 2,785,721.61, 4,179,763.41 and 1,522,073.01

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Solution

The fourth proportional to 2,785,721.61, 4,179,763.41 and 1,522,073.01 is: 2,283,754.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,721.61 : 4,179,763.41 = 1,522,073.01 : x
  2. Step 2: Convert to fraction form
    2,785,721.61/4,179,763.41 = 1,522,073.01/x
  3. Step 3: Cross multiply
    2,785,721.61x = 4,179,763.41 × 1,522,073.01
  4. Step 4: Simplify right side
    2,785,721.61x = 6,361,905,074,546.57
  5. Step 5: Solve for x
    x = 6,361,905,074,546.57/2,785,721.61
  6. Step 6: Final answer
    x = 2,283,754.79

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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.