Home / 2,136,854.72-2,948,768.34-1,169,967.44

Finding the Fourth Proportional to 2,136,854.72, 2,948,768.34 and 1,169,967.44

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Solution

The fourth proportional to 2,136,854.72, 2,948,768.34 and 1,169,967.44 is: 1,614,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,854.72 : 2,948,768.34 = 1,169,967.44 : x
  2. Step 2: Convert to fraction form
    2,136,854.72/2,948,768.34 = 1,169,967.44/x
  3. Step 3: Cross multiply
    2,136,854.72x = 2,948,768.34 × 1,169,967.44
  4. Step 4: Simplify right side
    2,136,854.72x = 3,449,962,945,902.85
  5. Step 5: Solve for x
    x = 3,449,962,945,902.85/2,136,854.72
  6. Step 6: Final answer
    x = 1,614,505.15

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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.