Home / 2,252,031.73-3,107,806.78-1,219,541.29

Finding the Fourth Proportional to 2,252,031.73, 3,107,806.78 and 1,219,541.29

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Solution

The fourth proportional to 2,252,031.73, 3,107,806.78 and 1,219,541.29 is: 1,682,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,031.73 : 3,107,806.78 = 1,219,541.29 : x
  2. Step 2: Convert to fraction form
    2,252,031.73/3,107,806.78 = 1,219,541.29/x
  3. Step 3: Cross multiply
    2,252,031.73x = 3,107,806.78 × 1,219,541.29
  4. Step 4: Simplify right side
    2,252,031.73x = 3,790,098,689,551.95
  5. Step 5: Solve for x
    x = 3,790,098,689,551.95/2,252,031.73
  6. Step 6: Final answer
    x = 1,682,968.60

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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.