Home / 3,781,341.33-5,218,692.20-2,149,993.13

Finding the Fourth Proportional to 3,781,341.33, 5,218,692.20 and 2,149,993.13

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Solution

The fourth proportional to 3,781,341.33, 5,218,692.20 and 2,149,993.13 is: 2,967,241.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,341.33 : 5,218,692.20 = 2,149,993.13 : x
  2. Step 2: Convert to fraction form
    3,781,341.33/5,218,692.20 = 2,149,993.13/x
  3. Step 3: Cross multiply
    3,781,341.33x = 5,218,692.20 × 2,149,993.13
  4. Step 4: Simplify right side
    3,781,341.33x = 11,220,152,348,803.63
  5. Step 5: Solve for x
    x = 11,220,152,348,803.63/3,781,341.33
  6. Step 6: Final answer
    x = 2,967,241.35

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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.