Home / 3,587,847.76-4,950,994.44-1,978,227.28

Finding the Fourth Proportional to 3,587,847.76, 4,950,994.44 and 1,978,227.28

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Solution

The fourth proportional to 3,587,847.76, 4,950,994.44 and 1,978,227.28 is: 2,729,823.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587,847.76 : 4,950,994.44 = 1,978,227.28 : x
  2. Step 2: Convert to fraction form
    3,587,847.76/4,950,994.44 = 1,978,227.28/x
  3. Step 3: Cross multiply
    3,587,847.76x = 4,950,994.44 × 1,978,227.28
  4. Step 4: Simplify right side
    3,587,847.76x = 9,794,192,264,336.32
  5. Step 5: Solve for x
    x = 9,794,192,264,336.32/3,587,847.76
  6. Step 6: Final answer
    x = 2,729,823.82

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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.