Home / 3,465,144.06-5,198,072.64-1,307,986.13

Finding the Fourth Proportional to 3,465,144.06, 5,198,072.64 and 1,307,986.13

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Solution

The fourth proportional to 3,465,144.06, 5,198,072.64 and 1,307,986.13 is: 1,962,113.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465,144.06 : 5,198,072.64 = 1,307,986.13 : x
  2. Step 2: Convert to fraction form
    3,465,144.06/5,198,072.64 = 1,307,986.13/x
  3. Step 3: Cross multiply
    3,465,144.06x = 5,198,072.64 × 1,307,986.13
  4. Step 4: Simplify right side
    3,465,144.06x = 6,799,006,894,703.56
  5. Step 5: Solve for x
    x = 6,799,006,894,703.56/3,465,144.06
  6. Step 6: Final answer
    x = 1,962,113.78

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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.