Home / 3,280,597.20-4,920,895.80-2,965,669.20

Finding the Fourth Proportional to 3,280,597.20, 4,920,895.80 and 2,965,669.20

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Solution

The fourth proportional to 3,280,597.20, 4,920,895.80 and 2,965,669.20 is: 4,448,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,597.20 : 4,920,895.80 = 2,965,669.20 : x
  2. Step 2: Convert to fraction form
    3,280,597.20/4,920,895.80 = 2,965,669.20/x
  3. Step 3: Cross multiply
    3,280,597.20x = 4,920,895.80 × 2,965,669.20
  4. Step 4: Simplify right side
    3,280,597.20x = 14,593,749,110,469.36
  5. Step 5: Solve for x
    x = 14,593,749,110,469.36/3,280,597.20
  6. Step 6: Final answer
    x = 4,448,503.80

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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.