Home / 2,808,081.90-4,212,122.85-2,752,094.70

Finding the Fourth Proportional to 2,808,081.90, 4,212,122.85 and 2,752,094.70

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Solution

The fourth proportional to 2,808,081.90, 4,212,122.85 and 2,752,094.70 is: 4,128,142.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,081.90 : 4,212,122.85 = 2,752,094.70 : x
  2. Step 2: Convert to fraction form
    2,808,081.90/4,212,122.85 = 2,752,094.70/x
  3. Step 3: Cross multiply
    2,808,081.90x = 4,212,122.85 × 2,752,094.70
  4. Step 4: Simplify right side
    2,808,081.90x = 11,592,160,971,233.89
  5. Step 5: Solve for x
    x = 11,592,160,971,233.89/2,808,081.90
  6. Step 6: Final answer
    x = 4,128,142.05

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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.