Home / 1,242,553.62-1,715,301.72-936,754.32

Finding the Fourth Proportional to 1,242,553.62, 1,715,301.72 and 936,754.32

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Solution

The fourth proportional to 1,242,553.62, 1,715,301.72 and 936,754.32 is: 1,293,156.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,553.62 : 1,715,301.72 = 936,754.32 : x
  2. Step 2: Convert to fraction form
    1,242,553.62/1,715,301.72 = 936,754.32/x
  3. Step 3: Cross multiply
    1,242,553.62x = 1,715,301.72 × 936,754.32
  4. Step 4: Simplify right side
    1,242,553.62x = 1,606,816,296,313.43
  5. Step 5: Solve for x
    x = 1,606,816,296,313.43/1,242,553.62
  6. Step 6: Final answer
    x = 1,293,156.50

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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.