Home / 2,642,909.85-3,646,348.11-1,481,186.25

Finding the Fourth Proportional to 2,642,909.85, 3,646,348.11 and 1,481,186.25

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Solution

The fourth proportional to 2,642,909.85, 3,646,348.11 and 1,481,186.25 is: 2,043,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,909.85 : 3,646,348.11 = 1,481,186.25 : x
  2. Step 2: Convert to fraction form
    2,642,909.85/3,646,348.11 = 1,481,186.25/x
  3. Step 3: Cross multiply
    2,642,909.85x = 3,646,348.11 × 1,481,186.25
  4. Step 4: Simplify right side
    2,642,909.85x = 5,400,920,683,245.49
  5. Step 5: Solve for x
    x = 5,400,920,683,245.49/2,642,909.85
  6. Step 6: Final answer
    x = 2,043,550.85

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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.