Home / 3,415,605.69-5,122,653.09-986,231.82

Finding the Fourth Proportional to 3,415,605.69, 5,122,653.09 and 986,231.82

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Solution

The fourth proportional to 3,415,605.69, 5,122,653.09 and 986,231.82 is: 1,479,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,605.69 : 5,122,653.09 = 986,231.82 : x
  2. Step 2: Convert to fraction form
    3,415,605.69/5,122,653.09 = 986,231.82/x
  3. Step 3: Cross multiply
    3,415,605.69x = 5,122,653.09 × 986,231.82
  4. Step 4: Simplify right side
    3,415,605.69x = 5,052,123,480,179.32
  5. Step 5: Solve for x
    x = 5,052,123,480,179.32/3,415,605.69
  6. Step 6: Final answer
    x = 1,479,129.60

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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.