Home / 2,970,010.80-4,455,016.20-2,662,081.20

Finding the Fourth Proportional to 2,970,010.80, 4,455,016.20 and 2,662,081.20

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Solution

The fourth proportional to 2,970,010.80, 4,455,016.20 and 2,662,081.20 is: 3,993,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,010.80 : 4,455,016.20 = 2,662,081.20 : x
  2. Step 2: Convert to fraction form
    2,970,010.80/4,455,016.20 = 2,662,081.20/x
  3. Step 3: Cross multiply
    2,970,010.80x = 4,455,016.20 × 2,662,081.20
  4. Step 4: Simplify right side
    2,970,010.80x = 11,859,614,871,715.44
  5. Step 5: Solve for x
    x = 11,859,614,871,715.44/2,970,010.80
  6. Step 6: Final answer
    x = 3,993,121.80

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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.