Home / 1,242,223.06-1,714,251.42-690,935.04

Finding the Fourth Proportional to 1,242,223.06, 1,714,251.42 and 690,935.04

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Solution

The fourth proportional to 1,242,223.06, 1,714,251.42 and 690,935.04 is: 953,481.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,223.06 : 1,714,251.42 = 690,935.04 : x
  2. Step 2: Convert to fraction form
    1,242,223.06/1,714,251.42 = 690,935.04/x
  3. Step 3: Cross multiply
    1,242,223.06x = 1,714,251.42 × 690,935.04
  4. Step 4: Simplify right side
    1,242,223.06x = 1,184,436,373,447.76
  5. Step 5: Solve for x
    x = 1,184,436,373,447.76/1,242,223.06
  6. Step 6: Final answer
    x = 953,481.23

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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.