Home / 1,248,103.44-1,722,381.57-675,142.29

Finding the Fourth Proportional to 1,248,103.44, 1,722,381.57 and 675,142.29

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Solution

The fourth proportional to 1,248,103.44, 1,722,381.57 and 675,142.29 is: 931,695.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,103.44 : 1,722,381.57 = 675,142.29 : x
  2. Step 2: Convert to fraction form
    1,248,103.44/1,722,381.57 = 675,142.29/x
  3. Step 3: Cross multiply
    1,248,103.44x = 1,722,381.57 × 675,142.29
  4. Step 4: Simplify right side
    1,248,103.44x = 1,162,852,637,423.60
  5. Step 5: Solve for x
    x = 1,162,852,637,423.60/1,248,103.44
  6. Step 6: Final answer
    x = 931,695.72

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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.