Home / 2,226,523.25-3,072,608.03-1,207,928

Finding the Fourth Proportional to 2,226,523.25, 3,072,608.03 and 1,207,928

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Solution

The fourth proportional to 2,226,523.25, 3,072,608.03 and 1,207,928 is: 1,666,943.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,523.25 : 3,072,608.03 = 1,207,928 : x
  2. Step 2: Convert to fraction form
    2,226,523.25/3,072,608.03 = 1,207,928/x
  3. Step 3: Cross multiply
    2,226,523.25x = 3,072,608.03 × 1,207,928
  4. Step 4: Simplify right side
    2,226,523.25x = 3,711,489,272,461.84
  5. Step 5: Solve for x
    x = 3,711,489,272,461.84/2,226,523.25
  6. Step 6: Final answer
    x = 1,666,943.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.