Home / 3,552,145.70-5,328,218.55-2,418,404.90

Finding the Fourth Proportional to 3,552,145.70, 5,328,218.55 and 2,418,404.90

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Solution

The fourth proportional to 3,552,145.70, 5,328,218.55 and 2,418,404.90 is: 3,627,607.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,145.70 : 5,328,218.55 = 2,418,404.90 : x
  2. Step 2: Convert to fraction form
    3,552,145.70/5,328,218.55 = 2,418,404.90/x
  3. Step 3: Cross multiply
    3,552,145.70x = 5,328,218.55 × 2,418,404.90
  4. Step 4: Simplify right side
    3,552,145.70x = 12,885,789,849,590.89
  5. Step 5: Solve for x
    x = 12,885,789,849,590.89/3,552,145.70
  6. Step 6: Final answer
    x = 3,627,607.35

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Double scale
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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.