Home / 3,971,822.02-5,480,950.65-2,160,993.22

Finding the Fourth Proportional to 3,971,822.02, 5,480,950.65 and 2,160,993.22

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Solution

The fourth proportional to 3,971,822.02, 5,480,950.65 and 2,160,993.22 is: 2,982,081.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971,822.02 : 5,480,950.65 = 2,160,993.22 : x
  2. Step 2: Convert to fraction form
    3,971,822.02/5,480,950.65 = 2,160,993.22/x
  3. Step 3: Cross multiply
    3,971,822.02x = 5,480,950.65 × 2,160,993.22
  4. Step 4: Simplify right side
    3,971,822.02x = 11,844,297,193,804.60
  5. Step 5: Solve for x
    x = 11,844,297,193,804.60/3,971,822.02
  6. Step 6: Final answer
    x = 2,982,081.56

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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.