Home / 2,040,913.89-2,815,827.09-1,157,717.49

Finding the Fourth Proportional to 2,040,913.89, 2,815,827.09 and 1,157,717.49

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Solution

The fourth proportional to 2,040,913.89, 2,815,827.09 and 1,157,717.49 is: 1,597,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,913.89 : 2,815,827.09 = 1,157,717.49 : x
  2. Step 2: Convert to fraction form
    2,040,913.89/2,815,827.09 = 1,157,717.49/x
  3. Step 3: Cross multiply
    2,040,913.89x = 2,815,827.09 × 1,157,717.49
  4. Step 4: Simplify right side
    2,040,913.89x = 3,259,932,270,908.80
  5. Step 5: Solve for x
    x = 3,259,932,270,908.80/2,040,913.89
  6. Step 6: Final answer
    x = 1,597,290.45

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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.