Home / 2,169,000.20-3,253,500.30-1,609,128.20

Finding the Fourth Proportional to 2,169,000.20, 3,253,500.30 and 1,609,128.20

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Solution

The fourth proportional to 2,169,000.20, 3,253,500.30 and 1,609,128.20 is: 2,413,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,000.20 : 3,253,500.30 = 1,609,128.20 : x
  2. Step 2: Convert to fraction form
    2,169,000.20/3,253,500.30 = 1,609,128.20/x
  3. Step 3: Cross multiply
    2,169,000.20x = 3,253,500.30 × 1,609,128.20
  4. Step 4: Simplify right side
    2,169,000.20x = 5,235,299,081,438.46
  5. Step 5: Solve for x
    x = 5,235,299,081,438.46/2,169,000.20
  6. Step 6: Final answer
    x = 2,413,692.30

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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.