Home / 1,186,591.84-1,637,789.80-677,589.52

Finding the Fourth Proportional to 1,186,591.84, 1,637,789.80 and 677,589.52

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Solution

The fourth proportional to 1,186,591.84, 1,637,789.80 and 677,589.52 is: 935,240.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,591.84 : 1,637,789.80 = 677,589.52 : x
  2. Step 2: Convert to fraction form
    1,186,591.84/1,637,789.80 = 677,589.52/x
  3. Step 3: Cross multiply
    1,186,591.84x = 1,637,789.80 × 677,589.52
  4. Step 4: Simplify right side
    1,186,591.84x = 1,109,749,204,442.90
  5. Step 5: Solve for x
    x = 1,109,749,204,442.90/1,186,591.84
  6. Step 6: Final answer
    x = 935,240.89

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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.