Home / 3,543,677.80-5,315,516.70-1,299,524.20

Finding the Fourth Proportional to 3,543,677.80, 5,315,516.70 and 1,299,524.20

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Solution

The fourth proportional to 3,543,677.80, 5,315,516.70 and 1,299,524.20 is: 1,949,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,677.80 : 5,315,516.70 = 1,299,524.20 : x
  2. Step 2: Convert to fraction form
    3,543,677.80/5,315,516.70 = 1,299,524.20/x
  3. Step 3: Cross multiply
    3,543,677.80x = 5,315,516.70 × 1,299,524.20
  4. Step 4: Simplify right side
    3,543,677.80x = 6,907,642,587,154.14
  5. Step 5: Solve for x
    x = 6,907,642,587,154.14/3,543,677.80
  6. Step 6: Final answer
    x = 1,949,286.30

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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.