Home / 5,684,990.82-7,846,087.44-3,619,346.55

Finding the Fourth Proportional to 5,684,990.82, 7,846,087.44 and 3,619,346.55

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Solution

The fourth proportional to 5,684,990.82, 7,846,087.44 and 3,619,346.55 is: 4,995,207.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,684,990.82 : 7,846,087.44 = 3,619,346.55 : x
  2. Step 2: Convert to fraction form
    5,684,990.82/7,846,087.44 = 3,619,346.55/x
  3. Step 3: Cross multiply
    5,684,990.82x = 7,846,087.44 × 3,619,346.55
  4. Step 4: Simplify right side
    5,684,990.82x = 28,397,709,506,962.33
  5. Step 5: Solve for x
    x = 28,397,709,506,962.33/5,684,990.82
  6. Step 6: Final answer
    x = 4,995,207.63

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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.