Home / 1,264,322.49-1,896,087.92-422,677.41

Finding the Fourth Proportional to 1,264,322.49, 1,896,087.92 and 422,677.41

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Solution

The fourth proportional to 1,264,322.49, 1,896,087.92 and 422,677.41 is: 633,883.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,322.49 : 1,896,087.92 = 422,677.41 : x
  2. Step 2: Convert to fraction form
    1,264,322.49/1,896,087.92 = 422,677.41/x
  3. Step 3: Cross multiply
    1,264,322.49x = 1,896,087.92 × 422,677.41
  4. Step 4: Simplify right side
    1,264,322.49x = 801,433,529,044.50
  5. Step 5: Solve for x
    x = 801,433,529,044.50/1,264,322.49
  6. Step 6: Final answer
    x = 633,883.79

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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.