Home / 1,502,078.40-2,253,472.02-491,196.43

Finding the Fourth Proportional to 1,502,078.40, 2,253,472.02 and 491,196.43

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Solution

The fourth proportional to 1,502,078.40, 2,253,472.02 and 491,196.43 is: 736,910.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,078.40 : 2,253,472.02 = 491,196.43 : x
  2. Step 2: Convert to fraction form
    1,502,078.40/2,253,472.02 = 491,196.43/x
  3. Step 3: Cross multiply
    1,502,078.40x = 2,253,472.02 × 491,196.43
  4. Step 4: Simplify right side
    1,502,078.40x = 1,106,897,401,469.95
  5. Step 5: Solve for x
    x = 1,106,897,401,469.95/1,502,078.40
  6. Step 6: Final answer
    x = 736,910.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.