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Finding the Fourth Proportional to 1,071,824.88, 1,606,895.30 and 733,843.14

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Solution

The fourth proportional to 1,071,824.88, 1,606,895.30 and 733,843.14 is: 1,100,188.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,824.88 : 1,606,895.30 = 733,843.14 : x
  2. Step 2: Convert to fraction form
    1,071,824.88/1,606,895.30 = 733,843.14/x
  3. Step 3: Cross multiply
    1,071,824.88x = 1,606,895.30 × 733,843.14
  4. Step 4: Simplify right side
    1,071,824.88x = 1,179,209,092,603.24
  5. Step 5: Solve for x
    x = 1,179,209,092,603.24/1,071,824.88
  6. Step 6: Final answer
    x = 1,100,188.21

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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.