Home / 2,181,867.66-3,273,316.65-685,959.66

Finding the Fourth Proportional to 2,181,867.66, 3,273,316.65 and 685,959.66

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Solution

The fourth proportional to 2,181,867.66, 3,273,316.65 and 685,959.66 is: 1,029,101.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,867.66 : 3,273,316.65 = 685,959.66 : x
  2. Step 2: Convert to fraction form
    2,181,867.66/3,273,316.65 = 685,959.66/x
  3. Step 3: Cross multiply
    2,181,867.66x = 3,273,316.65 × 685,959.66
  4. Step 4: Simplify right side
    2,181,867.66x = 2,245,363,176,306.34
  5. Step 5: Solve for x
    x = 2,245,363,176,306.34/2,181,867.66
  6. Step 6: Final answer
    x = 1,029,101.45

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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.