Home / 5,985,087.80-8,978,894.01-1,941,261.57

Finding the Fourth Proportional to 5,985,087.80, 8,978,894.01 and 1,941,261.57

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Solution

The fourth proportional to 5,985,087.80, 8,978,894.01 and 1,941,261.57 is: 2,912,301.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985,087.80 : 8,978,894.01 = 1,941,261.57 : x
  2. Step 2: Convert to fraction form
    5,985,087.80/8,978,894.01 = 1,941,261.57/x
  3. Step 3: Cross multiply
    5,985,087.80x = 8,978,894.01 × 1,941,261.57
  4. Step 4: Simplify right side
    5,985,087.80x = 17,430,381,882,716.20
  5. Step 5: Solve for x
    x = 17,430,381,882,716.20/5,985,087.80
  6. Step 6: Final answer
    x = 2,912,301.79

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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.