Home / 2,988,257.67-4,123,990.26-1,699,218

Finding the Fourth Proportional to 2,988,257.67, 4,123,990.26 and 1,699,218

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Solution

The fourth proportional to 2,988,257.67, 4,123,990.26 and 1,699,218 is: 2,345,031.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,257.67 : 4,123,990.26 = 1,699,218 : x
  2. Step 2: Convert to fraction form
    2,988,257.67/4,123,990.26 = 1,699,218/x
  3. Step 3: Cross multiply
    2,988,257.67x = 4,123,990.26 × 1,699,218
  4. Step 4: Simplify right side
    2,988,257.67x = 7,007,558,481,616.68
  5. Step 5: Solve for x
    x = 7,007,558,481,616.68/2,988,257.67
  6. Step 6: Final answer
    x = 2,345,031.54

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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.