Home / 3,280,503.60-4,920,755.40-2,760,872.40

Finding the Fourth Proportional to 3,280,503.60, 4,920,755.40 and 2,760,872.40

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Solution

The fourth proportional to 3,280,503.60, 4,920,755.40 and 2,760,872.40 is: 4,141,308.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,503.60 : 4,920,755.40 = 2,760,872.40 : x
  2. Step 2: Convert to fraction form
    3,280,503.60/4,920,755.40 = 2,760,872.40/x
  3. Step 3: Cross multiply
    3,280,503.60x = 4,920,755.40 × 2,760,872.40
  4. Step 4: Simplify right side
    3,280,503.60x = 13,585,577,771,010.96
  5. Step 5: Solve for x
    x = 13,585,577,771,010.96/3,280,503.60
  6. Step 6: Final answer
    x = 4,141,308.60

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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.