Home / 3,280,609.60-4,920,914.40-2,682,246.40

Finding the Fourth Proportional to 3,280,609.60, 4,920,914.40 and 2,682,246.40

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Solution

The fourth proportional to 3,280,609.60, 4,920,914.40 and 2,682,246.40 is: 4,023,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,609.60 : 4,920,914.40 = 2,682,246.40 : x
  2. Step 2: Convert to fraction form
    3,280,609.60/4,920,914.40 = 2,682,246.40/x
  3. Step 3: Cross multiply
    3,280,609.60x = 4,920,914.40 × 2,682,246.40
  4. Step 4: Simplify right side
    3,280,609.60x = 13,199,104,934,108.16
  5. Step 5: Solve for x
    x = 13,199,104,934,108.16/3,280,609.60
  6. Step 6: Final answer
    x = 4,023,369.60

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Similar ratio
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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.