Home / 2,486,778.58-3,431,450.01-1,568,663.02

Finding the Fourth Proportional to 2,486,778.58, 3,431,450.01 and 1,568,663.02

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Solution

The fourth proportional to 2,486,778.58, 3,431,450.01 and 1,568,663.02 is: 2,164,562.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,778.58 : 3,431,450.01 = 1,568,663.02 : x
  2. Step 2: Convert to fraction form
    2,486,778.58/3,431,450.01 = 1,568,663.02/x
  3. Step 3: Cross multiply
    2,486,778.58x = 3,431,450.01 × 1,568,663.02
  4. Step 4: Simplify right side
    2,486,778.58x = 5,382,788,735,665.63
  5. Step 5: Solve for x
    x = 5,382,788,735,665.63/2,486,778.58
  6. Step 6: Final answer
    x = 2,164,562.93

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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.