Home / 1,206,265.78-1,664,528.96-696,957.22

Finding the Fourth Proportional to 1,206,265.78, 1,664,528.96 and 696,957.22

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Solution

The fourth proportional to 1,206,265.78, 1,664,528.96 and 696,957.22 is: 961,732.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,265.78 : 1,664,528.96 = 696,957.22 : x
  2. Step 2: Convert to fraction form
    1,206,265.78/1,664,528.96 = 696,957.22/x
  3. Step 3: Cross multiply
    1,206,265.78x = 1,664,528.96 × 696,957.22
  4. Step 4: Simplify right side
    1,206,265.78x = 1,160,105,476,571.09
  5. Step 5: Solve for x
    x = 1,160,105,476,571.09/1,206,265.78
  6. Step 6: Final answer
    x = 961,732.89

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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.