Home / 3,280,701.20-4,921,051.80-2,965,773.20

Finding the Fourth Proportional to 3,280,701.20, 4,921,051.80 and 2,965,773.20

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Solution

The fourth proportional to 3,280,701.20, 4,921,051.80 and 2,965,773.20 is: 4,448,659.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,701.20 : 4,921,051.80 = 2,965,773.20 : x
  2. Step 2: Convert to fraction form
    3,280,701.20/4,921,051.80 = 2,965,773.20/x
  3. Step 3: Cross multiply
    3,280,701.20x = 4,921,051.80 × 2,965,773.20
  4. Step 4: Simplify right side
    3,280,701.20x = 14,594,723,544,251.76
  5. Step 5: Solve for x
    x = 14,594,723,544,251.76/3,280,701.20
  6. Step 6: Final answer
    x = 4,448,659.80

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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.