Home / 1,401,401.09-1,933,933.43-756,821.22

Finding the Fourth Proportional to 1,401,401.09, 1,933,933.43 and 756,821.22

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Solution

The fourth proportional to 1,401,401.09, 1,933,933.43 and 756,821.22 is: 1,044,413.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,401.09 : 1,933,933.43 = 756,821.22 : x
  2. Step 2: Convert to fraction form
    1,401,401.09/1,933,933.43 = 756,821.22/x
  3. Step 3: Cross multiply
    1,401,401.09x = 1,933,933.43 × 756,821.22
  4. Step 4: Simplify right side
    1,401,401.09x = 1,463,641,854,107.28
  5. Step 5: Solve for x
    x = 1,463,641,854,107.28/1,401,401.09
  6. Step 6: Final answer
    x = 1,044,413.24

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.