Home / 3,280,520.70-4,920,781.05-3,067,944.30

Finding the Fourth Proportional to 3,280,520.70, 4,920,781.05 and 3,067,944.30

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Solution

The fourth proportional to 3,280,520.70, 4,920,781.05 and 3,067,944.30 is: 4,601,916.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,520.70 : 4,920,781.05 = 3,067,944.30 : x
  2. Step 2: Convert to fraction form
    3,280,520.70/4,920,781.05 = 3,067,944.30/x
  3. Step 3: Cross multiply
    3,280,520.70x = 4,920,781.05 × 3,067,944.30
  4. Step 4: Simplify right side
    3,280,520.70x = 15,096,682,173,895.51
  5. Step 5: Solve for x
    x = 15,096,682,173,895.51/3,280,520.70
  6. Step 6: Final answer
    x = 4,601,916.45

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Double scale
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1.5x scale

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.