Home / 4,217,107.20-6,325,660.80-1,942,627.20

Finding the Fourth Proportional to 4,217,107.20, 6,325,660.80 and 1,942,627.20

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Solution

The fourth proportional to 4,217,107.20, 6,325,660.80 and 1,942,627.20 is: 2,913,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217,107.20 : 6,325,660.80 = 1,942,627.20 : x
  2. Step 2: Convert to fraction form
    4,217,107.20/6,325,660.80 = 1,942,627.20/x
  3. Step 3: Cross multiply
    4,217,107.20x = 6,325,660.80 × 1,942,627.20
  4. Step 4: Simplify right side
    4,217,107.20x = 12,288,400,728,053.76
  5. Step 5: Solve for x
    x = 12,288,400,728,053.76/4,217,107.20
  6. Step 6: Final answer
    x = 2,913,940.80

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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.