Home / 2,196,125.10-3,294,187.65-2,000,169.90

Finding the Fourth Proportional to 2,196,125.10, 3,294,187.65 and 2,000,169.90

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Solution

The fourth proportional to 2,196,125.10, 3,294,187.65 and 2,000,169.90 is: 3,000,254.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,125.10 : 3,294,187.65 = 2,000,169.90 : x
  2. Step 2: Convert to fraction form
    2,196,125.10/3,294,187.65 = 2,000,169.90/x
  3. Step 3: Cross multiply
    2,196,125.10x = 3,294,187.65 × 2,000,169.90
  4. Step 4: Simplify right side
    2,196,125.10x = 6,588,934,982,481.74
  5. Step 5: Solve for x
    x = 6,588,934,982,481.74/2,196,125.10
  6. Step 6: Final answer
    x = 3,000,254.85

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Similar ratio
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1.5x scale

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.