Home / 3,280,451.80-4,920,677.70-2,757,904.60

Finding the Fourth Proportional to 3,280,451.80, 4,920,677.70 and 2,757,904.60

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Solution

The fourth proportional to 3,280,451.80, 4,920,677.70 and 2,757,904.60 is: 4,136,856.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,451.80 : 4,920,677.70 = 2,757,904.60 : x
  2. Step 2: Convert to fraction form
    3,280,451.80/4,920,677.70 = 2,757,904.60/x
  3. Step 3: Cross multiply
    3,280,451.80x = 4,920,677.70 × 2,757,904.60
  4. Step 4: Simplify right side
    3,280,451.80x = 13,570,759,663,947.42
  5. Step 5: Solve for x
    x = 13,570,759,663,947.42/3,280,451.80
  6. Step 6: Final answer
    x = 4,136,856.90

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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.