Home / 1,204,762.11-1,662,584.55-660,898.95

Finding the Fourth Proportional to 1,204,762.11, 1,662,584.55 and 660,898.95

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Solution

The fourth proportional to 1,204,762.11, 1,662,584.55 and 660,898.95 is: 912,047.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,762.11 : 1,662,584.55 = 660,898.95 : x
  2. Step 2: Convert to fraction form
    1,204,762.11/1,662,584.55 = 660,898.95/x
  3. Step 3: Cross multiply
    1,204,762.11x = 1,662,584.55 × 660,898.95
  4. Step 4: Simplify right side
    1,204,762.11x = 1,098,800,380,076.73
  5. Step 5: Solve for x
    x = 1,098,800,380,076.73/1,204,762.11
  6. Step 6: Final answer
    x = 912,047.59

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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.