Home / 2,132,177.41-2,942,397.80-1,165,307.45

Finding the Fourth Proportional to 2,132,177.41, 2,942,397.80 and 1,165,307.45

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Solution

The fourth proportional to 2,132,177.41, 2,942,397.80 and 1,165,307.45 is: 1,608,120.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,177.41 : 2,942,397.80 = 1,165,307.45 : x
  2. Step 2: Convert to fraction form
    2,132,177.41/2,942,397.80 = 1,165,307.45/x
  3. Step 3: Cross multiply
    2,132,177.41x = 2,942,397.80 × 1,165,307.45
  4. Step 4: Simplify right side
    2,132,177.41x = 3,428,798,061,034.99
  5. Step 5: Solve for x
    x = 3,428,798,061,034.99/2,132,177.41
  6. Step 6: Final answer
    x = 1,608,120.43

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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.