Home / 3,603,909.60-5,405,864.40-1,895,716.80

Finding the Fourth Proportional to 3,603,909.60, 5,405,864.40 and 1,895,716.80

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Solution

The fourth proportional to 3,603,909.60, 5,405,864.40 and 1,895,716.80 is: 2,843,575.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,909.60 : 5,405,864.40 = 1,895,716.80 : x
  2. Step 2: Convert to fraction form
    3,603,909.60/5,405,864.40 = 1,895,716.80/x
  3. Step 3: Cross multiply
    3,603,909.60x = 5,405,864.40 × 1,895,716.80
  4. Step 4: Simplify right side
    3,603,909.60x = 10,247,987,961,601.92
  5. Step 5: Solve for x
    x = 10,247,987,961,601.92/3,603,909.60
  6. Step 6: Final answer
    x = 2,843,575.20

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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.