Home / 3,637,019.40-5,455,529.10-2,219,843.40

Finding the Fourth Proportional to 3,637,019.40, 5,455,529.10 and 2,219,843.40

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Solution

The fourth proportional to 3,637,019.40, 5,455,529.10 and 2,219,843.40 is: 3,329,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637,019.40 : 5,455,529.10 = 2,219,843.40 : x
  2. Step 2: Convert to fraction form
    3,637,019.40/5,455,529.10 = 2,219,843.40/x
  3. Step 3: Cross multiply
    3,637,019.40x = 5,455,529.10 × 2,219,843.40
  4. Step 4: Simplify right side
    3,637,019.40x = 12,110,420,266,142.94
  5. Step 5: Solve for x
    x = 12,110,420,266,142.94/3,637,019.40
  6. Step 6: Final answer
    x = 3,329,765.10

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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.