Home / 3,280,609.70-4,920,914.55-2,076,010.10

Finding the Fourth Proportional to 3,280,609.70, 4,920,914.55 and 2,076,010.10

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Solution

The fourth proportional to 3,280,609.70, 4,920,914.55 and 2,076,010.10 is: 3,114,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,609.70 : 4,920,914.55 = 2,076,010.10 : x
  2. Step 2: Convert to fraction form
    3,280,609.70/4,920,914.55 = 2,076,010.10/x
  3. Step 3: Cross multiply
    3,280,609.70x = 4,920,914.55 × 2,076,010.10
  4. Step 4: Simplify right side
    3,280,609.70x = 10,215,868,307,036.96
  5. Step 5: Solve for x
    x = 10,215,868,307,036.96/3,280,609.70
  6. Step 6: Final answer
    x = 3,114,015.15

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Double scale
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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.