Home / 6,191,726.40-9,279,716.40-2,989,958.40

Finding the Fourth Proportional to 6,191,726.40, 9,279,716.40 and 2,989,958.40

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Solution

The fourth proportional to 6,191,726.40, 9,279,716.40 and 2,989,958.40 is: 4,481,135.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191,726.40 : 9,279,716.40 = 2,989,958.40 : x
  2. Step 2: Convert to fraction form
    6,191,726.40/9,279,716.40 = 2,989,958.40/x
  3. Step 3: Cross multiply
    6,191,726.40x = 9,279,716.40 × 2,989,958.40
  4. Step 4: Simplify right side
    6,191,726.40x = 27,745,965,999,797.76
  5. Step 5: Solve for x
    x = 27,745,965,999,797.76/6,191,726.40
  6. Step 6: Final answer
    x = 4,481,135.67

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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.