Home / 1,202,211.12-1,659,052.19-658,347.06

Finding the Fourth Proportional to 1,202,211.12, 1,659,052.19 and 658,347.06

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Solution

The fourth proportional to 1,202,211.12, 1,659,052.19 and 658,347.06 is: 908,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,211.12 : 1,659,052.19 = 658,347.06 : x
  2. Step 2: Convert to fraction form
    1,202,211.12/1,659,052.19 = 658,347.06/x
  3. Step 3: Cross multiply
    1,202,211.12x = 1,659,052.19 × 658,347.06
  4. Step 4: Simplify right side
    1,202,211.12x = 1,092,232,128,381.33
  5. Step 5: Solve for x
    x = 1,092,232,128,381.33/1,202,211.12
  6. Step 6: Final answer
    x = 908,519.40

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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.