Home / 1,250,842.76-1,726,758.16-838,090.34

Finding the Fourth Proportional to 1,250,842.76, 1,726,758.16 and 838,090.34

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Solution

The fourth proportional to 1,250,842.76, 1,726,758.16 and 838,090.34 is: 1,156,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,842.76 : 1,726,758.16 = 838,090.34 : x
  2. Step 2: Convert to fraction form
    1,250,842.76/1,726,758.16 = 838,090.34/x
  3. Step 3: Cross multiply
    1,250,842.76x = 1,726,758.16 × 838,090.34
  4. Step 4: Simplify right side
    1,250,842.76x = 1,447,179,322,683.16
  5. Step 5: Solve for x
    x = 1,447,179,322,683.16/1,250,842.76
  6. Step 6: Final answer
    x = 1,156,963.43

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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.