Home / 5,208,067.35-7,187,190.44-2,884,995.47

Finding the Fourth Proportional to 5,208,067.35, 7,187,190.44 and 2,884,995.47

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Solution

The fourth proportional to 5,208,067.35, 7,187,190.44 and 2,884,995.47 is: 3,981,325.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208,067.35 : 7,187,190.44 = 2,884,995.47 : x
  2. Step 2: Convert to fraction form
    5,208,067.35/7,187,190.44 = 2,884,995.47/x
  3. Step 3: Cross multiply
    5,208,067.35x = 7,187,190.44 × 2,884,995.47
  4. Step 4: Simplify right side
    5,208,067.35x = 20,735,011,864,970.30
  5. Step 5: Solve for x
    x = 20,735,011,864,970.30/5,208,067.35
  6. Step 6: Final answer
    x = 3,981,325.60

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1.5x scale

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.