Home / 792,326.40-1,187,177.40-674,228.40

Finding the Fourth Proportional to 792,326.40, 1,187,177.40 and 674,228.40

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Solution

The fourth proportional to 792,326.40, 1,187,177.40 and 674,228.40 is: 1,010,225.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,326.40 : 1,187,177.40 = 674,228.40 : x
  2. Step 2: Convert to fraction form
    792,326.40/1,187,177.40 = 674,228.40/x
  3. Step 3: Cross multiply
    792,326.40x = 1,187,177.40 × 674,228.40
  4. Step 4: Simplify right side
    792,326.40x = 800,428,718,918.16
  5. Step 5: Solve for x
    x = 800,428,718,918.16/792,326.40
  6. Step 6: Final answer
    x = 1,010,225.99

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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.