Home / 1,248,146.28-1,722,436.74-675,185.04

Finding the Fourth Proportional to 1,248,146.28, 1,722,436.74 and 675,185.04

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Solution

The fourth proportional to 1,248,146.28, 1,722,436.74 and 675,185.04 is: 931,752.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,146.28 : 1,722,436.74 = 675,185.04 : x
  2. Step 2: Convert to fraction form
    1,248,146.28/1,722,436.74 = 675,185.04/x
  3. Step 3: Cross multiply
    1,248,146.28x = 1,722,436.74 × 675,185.04
  4. Step 4: Simplify right side
    1,248,146.28x = 1,162,963,519,194.37
  5. Step 5: Solve for x
    x = 1,162,963,519,194.37/1,248,146.28
  6. Step 6: Final answer
    x = 931,752.58

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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.