Home / 1,478,876.88-2,040,851.43-799,813.38

Finding the Fourth Proportional to 1,478,876.88, 2,040,851.43 and 799,813.38

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Solution

The fourth proportional to 1,478,876.88, 2,040,851.43 and 799,813.38 is: 1,103,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,876.88 : 2,040,851.43 = 799,813.38 : x
  2. Step 2: Convert to fraction form
    1,478,876.88/2,040,851.43 = 799,813.38/x
  3. Step 3: Cross multiply
    1,478,876.88x = 2,040,851.43 × 799,813.38
  4. Step 4: Simplify right side
    1,478,876.88x = 1,632,300,280,306.13
  5. Step 5: Solve for x
    x = 1,632,300,280,306.13/1,478,876.88
  6. Step 6: Final answer
    x = 1,103,743.19

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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.