Home / 2,767,997.80-4,151,996.70-2,208,125.80

Finding the Fourth Proportional to 2,767,997.80, 4,151,996.70 and 2,208,125.80

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Solution

The fourth proportional to 2,767,997.80, 4,151,996.70 and 2,208,125.80 is: 3,312,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,997.80 : 4,151,996.70 = 2,208,125.80 : x
  2. Step 2: Convert to fraction form
    2,767,997.80/4,151,996.70 = 2,208,125.80/x
  3. Step 3: Cross multiply
    2,767,997.80x = 4,151,996.70 × 2,208,125.80
  4. Step 4: Simplify right side
    2,767,997.80x = 9,168,131,034,784.86
  5. Step 5: Solve for x
    x = 9,168,131,034,784.86/2,767,997.80
  6. Step 6: Final answer
    x = 3,312,188.70

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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.