Home / 3,980,868.57-5,970,146.02-1,551,481.13

Finding the Fourth Proportional to 3,980,868.57, 5,970,146.02 and 1,551,481.13

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Solution

The fourth proportional to 3,980,868.57, 5,970,146.02 and 1,551,481.13 is: 2,326,770.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,868.57 : 5,970,146.02 = 1,551,481.13 : x
  2. Step 2: Convert to fraction form
    3,980,868.57/5,970,146.02 = 1,551,481.13/x
  3. Step 3: Cross multiply
    3,980,868.57x = 5,970,146.02 × 1,551,481.13
  4. Step 4: Simplify right side
    3,980,868.57x = 9,262,568,904,421.27
  5. Step 5: Solve for x
    x = 9,262,568,904,421.27/3,980,868.57
  6. Step 6: Final answer
    x = 2,326,770.84

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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.