Home / 1,891,541.73-2,607,277.50-1,279,470.90

Finding the Fourth Proportional to 1,891,541.73, 2,607,277.50 and 1,279,470.90

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Solution

The fourth proportional to 1,891,541.73, 2,607,277.50 and 1,279,470.90 is: 1,763,606.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,541.73 : 2,607,277.50 = 1,279,470.90 : x
  2. Step 2: Convert to fraction form
    1,891,541.73/2,607,277.50 = 1,279,470.90/x
  3. Step 3: Cross multiply
    1,891,541.73x = 2,607,277.50 × 1,279,470.90
  4. Step 4: Simplify right side
    1,891,541.73x = 3,335,935,689,474.75
  5. Step 5: Solve for x
    x = 3,335,935,689,474.75/1,891,541.73
  6. Step 6: Final answer
    x = 1,763,606.71

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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.