Home / 1,296,717.84-1,789,397.82-723,794.94

Finding the Fourth Proportional to 1,296,717.84, 1,789,397.82 and 723,794.94

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Solution

The fourth proportional to 1,296,717.84, 1,789,397.82 and 723,794.94 is: 998,796.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,717.84 : 1,789,397.82 = 723,794.94 : x
  2. Step 2: Convert to fraction form
    1,296,717.84/1,789,397.82 = 723,794.94/x
  3. Step 3: Cross multiply
    1,296,717.84x = 1,789,397.82 × 723,794.94
  4. Step 4: Simplify right side
    1,296,717.84x = 1,295,157,087,763.03
  5. Step 5: Solve for x
    x = 1,295,157,087,763.03/1,296,717.84
  6. Step 6: Final answer
    x = 998,796.38

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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.