Home / 1,972,645.50-2,722,223.90-1,101,493.64

Finding the Fourth Proportional to 1,972,645.50, 2,722,223.90 and 1,101,493.64

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Solution

The fourth proportional to 1,972,645.50, 2,722,223.90 and 1,101,493.64 is: 1,520,046.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,645.50 : 2,722,223.90 = 1,101,493.64 : x
  2. Step 2: Convert to fraction form
    1,972,645.50/2,722,223.90 = 1,101,493.64/x
  3. Step 3: Cross multiply
    1,972,645.50x = 2,722,223.90 × 1,101,493.64
  4. Step 4: Simplify right side
    1,972,645.50x = 2,998,512,312,506.00
  5. Step 5: Solve for x
    x = 2,998,512,312,506.00/1,972,645.50
  6. Step 6: Final answer
    x = 1,520,046.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.