Home / 1,176,861.60-1,618,972.20-1,031,010.48

Finding the Fourth Proportional to 1,176,861.60, 1,618,972.20 and 1,031,010.48

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Solution

The fourth proportional to 1,176,861.60, 1,618,972.20 and 1,031,010.48 is: 1,418,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,861.60 : 1,618,972.20 = 1,031,010.48 : x
  2. Step 2: Convert to fraction form
    1,176,861.60/1,618,972.20 = 1,031,010.48/x
  3. Step 3: Cross multiply
    1,176,861.60x = 1,618,972.20 × 1,031,010.48
  4. Step 4: Simplify right side
    1,176,861.60x = 1,669,177,305,028.66
  5. Step 5: Solve for x
    x = 1,669,177,305,028.66/1,176,861.60
  6. Step 6: Final answer
    x = 1,418,329.31

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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.