Home / 3,766,385.40-5,640,246.90-2,416,471.80

Finding the Fourth Proportional to 3,766,385.40, 5,640,246.90 and 2,416,471.80

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Solution

The fourth proportional to 3,766,385.40, 5,640,246.90 and 2,416,471.80 is: 3,618,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766,385.40 : 5,640,246.90 = 2,416,471.80 : x
  2. Step 2: Convert to fraction form
    3,766,385.40/5,640,246.90 = 2,416,471.80/x
  3. Step 3: Cross multiply
    3,766,385.40x = 5,640,246.90 × 2,416,471.80
  4. Step 4: Simplify right side
    3,766,385.40x = 13,629,497,578,887.42
  5. Step 5: Solve for x
    x = 13,629,497,578,887.42/3,766,385.40
  6. Step 6: Final answer
    x = 3,618,720.90

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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.