Home / 3,457,400.42-5,186,112.90-1,061,245.28

Finding the Fourth Proportional to 3,457,400.42, 5,186,112.90 and 1,061,245.28

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Solution

The fourth proportional to 3,457,400.42, 5,186,112.90 and 1,061,245.28 is: 1,591,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,400.42 : 5,186,112.90 = 1,061,245.28 : x
  2. Step 2: Convert to fraction form
    3,457,400.42/5,186,112.90 = 1,061,245.28/x
  3. Step 3: Cross multiply
    3,457,400.42x = 5,186,112.90 × 1,061,245.28
  4. Step 4: Simplify right side
    3,457,400.42x = 5,503,737,836,672.11
  5. Step 5: Solve for x
    x = 5,503,737,836,672.11/3,457,400.42
  6. Step 6: Final answer
    x = 1,591,871.69

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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.