Home / 2,664,845.20-3,997,267.80-2,412,902.80

Finding the Fourth Proportional to 2,664,845.20, 3,997,267.80 and 2,412,902.80

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Solution

The fourth proportional to 2,664,845.20, 3,997,267.80 and 2,412,902.80 is: 3,619,354.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,845.20 : 3,997,267.80 = 2,412,902.80 : x
  2. Step 2: Convert to fraction form
    2,664,845.20/3,997,267.80 = 2,412,902.80/x
  3. Step 3: Cross multiply
    2,664,845.20x = 3,997,267.80 × 2,412,902.80
  4. Step 4: Simplify right side
    2,664,845.20x = 9,645,018,666,969.84
  5. Step 5: Solve for x
    x = 9,645,018,666,969.84/2,664,845.20
  6. Step 6: Final answer
    x = 3,619,354.20

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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.