Home / 1,227,006.51-1,839,651.57-543,560.51

Finding the Fourth Proportional to 1,227,006.51, 1,839,651.57 and 543,560.51

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Solution

The fourth proportional to 1,227,006.51, 1,839,651.57 and 543,560.51 is: 814,960.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,006.51 : 1,839,651.57 = 543,560.51 : x
  2. Step 2: Convert to fraction form
    1,227,006.51/1,839,651.57 = 543,560.51/x
  3. Step 3: Cross multiply
    1,227,006.51x = 1,839,651.57 × 543,560.51
  4. Step 4: Simplify right side
    1,227,006.51x = 999,961,936,413.24
  5. Step 5: Solve for x
    x = 999,961,936,413.24/1,227,006.51
  6. Step 6: Final answer
    x = 814,960.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.