Home / 2,799,197.42-4,199,462.45-905,938.85

Finding the Fourth Proportional to 2,799,197.42, 4,199,462.45 and 905,938.85

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Solution

The fourth proportional to 2,799,197.42, 4,199,462.45 and 905,938.85 is: 1,359,123.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,197.42 : 4,199,462.45 = 905,938.85 : x
  2. Step 2: Convert to fraction form
    2,799,197.42/4,199,462.45 = 905,938.85/x
  3. Step 3: Cross multiply
    2,799,197.42x = 4,199,462.45 × 905,938.85
  4. Step 4: Simplify right side
    2,799,197.42x = 3,804,456,157,044.18
  5. Step 5: Solve for x
    x = 3,804,456,157,044.18/2,799,197.42
  6. Step 6: Final answer
    x = 1,359,123.92

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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.