Home / 4,220,679.24-5,824,645.82-2,589,987.64

Finding the Fourth Proportional to 4,220,679.24, 5,824,645.82 and 2,589,987.64

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Solution

The fourth proportional to 4,220,679.24, 5,824,645.82 and 2,589,987.64 is: 3,574,249.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,220,679.24 : 5,824,645.82 = 2,589,987.64 : x
  2. Step 2: Convert to fraction form
    4,220,679.24/5,824,645.82 = 2,589,987.64/x
  3. Step 3: Cross multiply
    4,220,679.24x = 5,824,645.82 × 2,589,987.64
  4. Step 4: Simplify right side
    4,220,679.24x = 15,085,760,681,177.67
  5. Step 5: Solve for x
    x = 15,085,760,681,177.67/4,220,679.24
  6. Step 6: Final answer
    x = 3,574,249.50

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Double scale
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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.