Home / 2,476,431.98-3,417,422.81-1,388,679.66

Finding the Fourth Proportional to 2,476,431.98, 3,417,422.81 and 1,388,679.66

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Solution

The fourth proportional to 2,476,431.98, 3,417,422.81 and 1,388,679.66 is: 1,916,348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476,431.98 : 3,417,422.81 = 1,388,679.66 : x
  2. Step 2: Convert to fraction form
    2,476,431.98/3,417,422.81 = 1,388,679.66/x
  3. Step 3: Cross multiply
    2,476,431.98x = 3,417,422.81 × 1,388,679.66
  4. Step 4: Simplify right side
    2,476,431.98x = 4,745,705,538,923.65
  5. Step 5: Solve for x
    x = 4,745,705,538,923.65/2,476,431.98
  6. Step 6: Final answer
    x = 1,916,348.03

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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.