Home / 1,589,075.73-2,192,967.78-863,972.25

Finding the Fourth Proportional to 1,589,075.73, 2,192,967.78 and 863,972.25

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Solution

The fourth proportional to 1,589,075.73, 2,192,967.78 and 863,972.25 is: 1,192,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,075.73 : 2,192,967.78 = 863,972.25 : x
  2. Step 2: Convert to fraction form
    1,589,075.73/2,192,967.78 = 863,972.25/x
  3. Step 3: Cross multiply
    1,589,075.73x = 2,192,967.78 × 863,972.25
  4. Step 4: Simplify right side
    1,589,075.73x = 1,894,663,307,064.10
  5. Step 5: Solve for x
    x = 1,894,663,307,064.10/1,589,075.73
  6. Step 6: Final answer
    x = 1,192,305.23

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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.