Home / 2,810,997.65-4,213,802.80-1,189,535.96

Finding the Fourth Proportional to 2,810,997.65, 4,213,802.80 and 1,189,535.96

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Solution

The fourth proportional to 2,810,997.65, 4,213,802.80 and 1,189,535.96 is: 1,783,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,997.65 : 4,213,802.80 = 1,189,535.96 : x
  2. Step 2: Convert to fraction form
    2,810,997.65/4,213,802.80 = 1,189,535.96/x
  3. Step 3: Cross multiply
    2,810,997.65x = 4,213,802.80 × 1,189,535.96
  4. Step 4: Simplify right side
    2,810,997.65x = 5,012,469,958,948.69
  5. Step 5: Solve for x
    x = 5,012,469,958,948.69/2,810,997.65
  6. Step 6: Final answer
    x = 1,783,164.05

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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.