Home / 2,670,189.25-4,005,665.56-823,857.53

Finding the Fourth Proportional to 2,670,189.25, 4,005,665.56 and 823,857.53

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Solution

The fourth proportional to 2,670,189.25, 4,005,665.56 and 823,857.53 is: 1,235,904.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670,189.25 : 4,005,665.56 = 823,857.53 : x
  2. Step 2: Convert to fraction form
    2,670,189.25/4,005,665.56 = 823,857.53/x
  3. Step 3: Cross multiply
    2,670,189.25x = 4,005,665.56 × 823,857.53
  4. Step 4: Simplify right side
    2,670,189.25x = 3,300,097,737,801.03
  5. Step 5: Solve for x
    x = 3,300,097,737,801.03/2,670,189.25
  6. Step 6: Final answer
    x = 1,235,904.06

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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.