Home / 2,760,107.28-4,138,760.76-1,262,916.24

Finding the Fourth Proportional to 2,760,107.28, 4,138,760.76 and 1,262,916.24

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Solution

The fourth proportional to 2,760,107.28, 4,138,760.76 and 1,262,916.24 is: 1,893,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760,107.28 : 4,138,760.76 = 1,262,916.24 : x
  2. Step 2: Convert to fraction form
    2,760,107.28/4,138,760.76 = 1,262,916.24/x
  3. Step 3: Cross multiply
    2,760,107.28x = 4,138,760.76 × 1,262,916.24
  4. Step 4: Simplify right side
    2,760,107.28x = 5,226,908,177,278.74
  5. Step 5: Solve for x
    x = 5,226,908,177,278.74/2,760,107.28
  6. Step 6: Final answer
    x = 1,893,733.70

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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.