Home / 5,106,691.89-7,658,044.80-2,228,938.86

Finding the Fourth Proportional to 5,106,691.89, 7,658,044.80 and 2,228,938.86

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Solution

The fourth proportional to 5,106,691.89, 7,658,044.80 and 2,228,938.86 is: 3,342,538.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,691.89 : 7,658,044.80 = 2,228,938.86 : x
  2. Step 2: Convert to fraction form
    5,106,691.89/7,658,044.80 = 2,228,938.86/x
  3. Step 3: Cross multiply
    5,106,691.89x = 7,658,044.80 × 2,228,938.86
  4. Step 4: Simplify right side
    5,106,691.89x = 17,069,313,646,340.93
  5. Step 5: Solve for x
    x = 17,069,313,646,340.93/5,106,691.89
  6. Step 6: Final answer
    x = 3,342,538.38

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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.