Home / 3,418,704.70-5,128,057.05-1,649,232.70

Finding the Fourth Proportional to 3,418,704.70, 5,128,057.05 and 1,649,232.70

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Solution

The fourth proportional to 3,418,704.70, 5,128,057.05 and 1,649,232.70 is: 2,473,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418,704.70 : 5,128,057.05 = 1,649,232.70 : x
  2. Step 2: Convert to fraction form
    3,418,704.70/5,128,057.05 = 1,649,232.70/x
  3. Step 3: Cross multiply
    3,418,704.70x = 5,128,057.05 × 1,649,232.70
  4. Step 4: Simplify right side
    3,418,704.70x = 8,457,359,374,325.53
  5. Step 5: Solve for x
    x = 8,457,359,374,325.53/3,418,704.70
  6. Step 6: Final answer
    x = 2,473,849.05

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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.