Home / 6,248,928.20-9,373,910.70-1,988,976.20

Finding the Fourth Proportional to 6,248,928.20, 9,373,910.70 and 1,988,976.20

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Solution

The fourth proportional to 6,248,928.20, 9,373,910.70 and 1,988,976.20 is: 2,983,629.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248,928.20 : 9,373,910.70 = 1,988,976.20 : x
  2. Step 2: Convert to fraction form
    6,248,928.20/9,373,910.70 = 1,988,976.20/x
  3. Step 3: Cross multiply
    6,248,928.20x = 9,373,910.70 × 1,988,976.20
  4. Step 4: Simplify right side
    6,248,928.20x = 18,644,485,283,225.34
  5. Step 5: Solve for x
    x = 18,644,485,283,225.34/6,248,928.20
  6. Step 6: Final answer
    x = 2,983,629.30

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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.