Home / 1,204,580.18-1,662,367.18-660,738.89

Finding the Fourth Proportional to 1,204,580.18, 1,662,367.18 and 660,738.89

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Solution

The fourth proportional to 1,204,580.18, 1,662,367.18 and 660,738.89 is: 911,845.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,580.18 : 1,662,367.18 = 660,738.89 : x
  2. Step 2: Convert to fraction form
    1,204,580.18/1,662,367.18 = 660,738.89/x
  3. Step 3: Cross multiply
    1,204,580.18x = 1,662,367.18 × 660,738.89
  4. Step 4: Simplify right side
    1,204,580.18x = 1,098,390,649,441.55
  5. Step 5: Solve for x
    x = 1,098,390,649,441.55/1,204,580.18
  6. Step 6: Final answer
    x = 911,845.19

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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.