Home / 1,192,645.69-1,645,821.39-683,315.26

Finding the Fourth Proportional to 1,192,645.69, 1,645,821.39 and 683,315.26

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Solution

The fourth proportional to 1,192,645.69, 1,645,821.39 and 683,315.26 is: 942,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,645.69 : 1,645,821.39 = 683,315.26 : x
  2. Step 2: Convert to fraction form
    1,192,645.69/1,645,821.39 = 683,315.26/x
  3. Step 3: Cross multiply
    1,192,645.69x = 1,645,821.39 × 683,315.26
  4. Step 4: Simplify right side
    1,192,645.69x = 1,124,614,871,021.41
  5. Step 5: Solve for x
    x = 1,124,614,871,021.41/1,192,645.69
  6. Step 6: Final answer
    x = 942,958.06

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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.