Home / 2,132,747.16-2,943,191.30-1,165,881.76

Finding the Fourth Proportional to 2,132,747.16, 2,943,191.30 and 1,165,881.76

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Solution

The fourth proportional to 2,132,747.16, 2,943,191.30 and 1,165,881.76 is: 1,608,916.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,747.16 : 2,943,191.30 = 1,165,881.76 : x
  2. Step 2: Convert to fraction form
    2,132,747.16/2,943,191.30 = 1,165,881.76/x
  3. Step 3: Cross multiply
    2,132,747.16x = 2,943,191.30 × 1,165,881.76
  4. Step 4: Simplify right side
    2,132,747.16x = 3,431,413,052,860.69
  5. Step 5: Solve for x
    x = 3,431,413,052,860.69/2,132,747.16
  6. Step 6: Final answer
    x = 1,608,916.95

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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.