Home / 1,995,029.77-2,992,965.42-647,087.69

Finding the Fourth Proportional to 1,995,029.77, 2,992,965.42 and 647,087.69

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Solution

The fourth proportional to 1,995,029.77, 2,992,965.42 and 647,087.69 is: 970,768.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,029.77 : 2,992,965.42 = 647,087.69 : x
  2. Step 2: Convert to fraction form
    1,995,029.77/2,992,965.42 = 647,087.69/x
  3. Step 3: Cross multiply
    1,995,029.77x = 2,992,965.42 × 647,087.69
  4. Step 4: Simplify right side
    1,995,029.77x = 1,936,711,079,877.68
  5. Step 5: Solve for x
    x = 1,936,711,079,877.68/1,995,029.77
  6. Step 6: Final answer
    x = 970,768.01

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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.