Home / 1,341,891.33-2,012,147.49-395,139.03

Finding the Fourth Proportional to 1,341,891.33, 2,012,147.49 and 395,139.03

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Solution

The fourth proportional to 1,341,891.33, 2,012,147.49 and 395,139.03 is: 592,505.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,891.33 : 2,012,147.49 = 395,139.03 : x
  2. Step 2: Convert to fraction form
    1,341,891.33/2,012,147.49 = 395,139.03/x
  3. Step 3: Cross multiply
    1,341,891.33x = 2,012,147.49 × 395,139.03
  4. Step 4: Simplify right side
    1,341,891.33x = 795,078,007,415.54
  5. Step 5: Solve for x
    x = 795,078,007,415.54/1,341,891.33
  6. Step 6: Final answer
    x = 592,505.51

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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.