Home / 6,928,245.50-10,391,143.52-1,879,949.66

Finding the Fourth Proportional to 6,928,245.50, 10,391,143.52 and 1,879,949.66

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Solution

The fourth proportional to 6,928,245.50, 10,391,143.52 and 1,879,949.66 is: 2,819,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,245.50 : 10,391,143.52 = 1,879,949.66 : x
  2. Step 2: Convert to fraction form
    6,928,245.50/10,391,143.52 = 1,879,949.66/x
  3. Step 3: Cross multiply
    6,928,245.50x = 10,391,143.52 × 1,879,949.66
  4. Step 4: Simplify right side
    6,928,245.50x = 19,534,826,680,179.36
  5. Step 5: Solve for x
    x = 19,534,826,680,179.36/6,928,245.50
  6. Step 6: Final answer
    x = 2,819,592.16

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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.