Home / 3,120,523.33-4,680,945.38-876,836.29

Finding the Fourth Proportional to 3,120,523.33, 4,680,945.38 and 876,836.29

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Solution

The fourth proportional to 3,120,523.33, 4,680,945.38 and 876,836.29 is: 1,315,299.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,523.33 : 4,680,945.38 = 876,836.29 : x
  2. Step 2: Convert to fraction form
    3,120,523.33/4,680,945.38 = 876,836.29/x
  3. Step 3: Cross multiply
    3,120,523.33x = 4,680,945.38 × 876,836.29
  4. Step 4: Simplify right side
    3,120,523.33x = 4,104,422,776,307.66
  5. Step 5: Solve for x
    x = 4,104,422,776,307.66/3,120,523.33
  6. Step 6: Final answer
    x = 1,315,299.50

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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.