Home / 1,115,650.15-1,672,493.73-442,204.17

Finding the Fourth Proportional to 1,115,650.15, 1,672,493.73 and 442,204.17

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Solution

The fourth proportional to 1,115,650.15, 1,672,493.73 and 442,204.17 is: 662,917.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,650.15 : 1,672,493.73 = 442,204.17 : x
  2. Step 2: Convert to fraction form
    1,115,650.15/1,672,493.73 = 442,204.17/x
  3. Step 3: Cross multiply
    1,115,650.15x = 1,672,493.73 × 442,204.17
  4. Step 4: Simplify right side
    1,115,650.15x = 739,583,701,704.85
  5. Step 5: Solve for x
    x = 739,583,701,704.85/1,115,650.15
  6. Step 6: Final answer
    x = 662,917.23

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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.