Home / 1,116,930-1,541,246.76-633,340.56

Finding the Fourth Proportional to 1,116,930, 1,541,246.76 and 633,340.56

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Solution

The fourth proportional to 1,116,930, 1,541,246.76 and 633,340.56 is: 873,943.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,930 : 1,541,246.76 = 633,340.56 : x
  2. Step 2: Convert to fraction form
    1,116,930/1,541,246.76 = 633,340.56/x
  3. Step 3: Cross multiply
    1,116,930x = 1,541,246.76 × 633,340.56
  4. Step 4: Simplify right side
    1,116,930x = 976,134,086,076.59
  5. Step 5: Solve for x
    x = 976,134,086,076.59/1,116,930
  6. Step 6: Final answer
    x = 873,943.83

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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.