Home / 2,057,057.07-3,073,076.33-1,331,488.23

Finding the Fourth Proportional to 2,057,057.07, 3,073,076.33 and 1,331,488.23

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Solution

The fourth proportional to 2,057,057.07, 3,073,076.33 and 1,331,488.23 is: 1,989,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,057.07 : 3,073,076.33 = 1,331,488.23 : x
  2. Step 2: Convert to fraction form
    2,057,057.07/3,073,076.33 = 1,331,488.23/x
  3. Step 3: Cross multiply
    2,057,057.07x = 3,073,076.33 × 1,331,488.23
  4. Step 4: Simplify right side
    2,057,057.07x = 4,091,764,966,615.32
  5. Step 5: Solve for x
    x = 4,091,764,966,615.32/2,057,057.07
  6. Step 6: Final answer
    x = 1,989,135.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.