Home / 3,219,552.60-4,838,660.10-2,808,979.80

Finding the Fourth Proportional to 3,219,552.60, 4,838,660.10 and 2,808,979.80

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Solution

The fourth proportional to 3,219,552.60, 4,838,660.10 and 2,808,979.80 is: 4,221,610.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,552.60 : 4,838,660.10 = 2,808,979.80 : x
  2. Step 2: Convert to fraction form
    3,219,552.60/4,838,660.10 = 2,808,979.80/x
  3. Step 3: Cross multiply
    3,219,552.60x = 4,838,660.10 × 2,808,979.80
  4. Step 4: Simplify right side
    3,219,552.60x = 13,591,698,479,965.98
  5. Step 5: Solve for x
    x = 13,591,698,479,965.98/3,219,552.60
  6. Step 6: Final answer
    x = 4,221,610.94

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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.