Home / 1,436,334.44-1,982,042.45-807,772.11

Finding the Fourth Proportional to 1,436,334.44, 1,982,042.45 and 807,772.11

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Solution

The fourth proportional to 1,436,334.44, 1,982,042.45 and 807,772.11 is: 1,114,669.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,334.44 : 1,982,042.45 = 807,772.11 : x
  2. Step 2: Convert to fraction form
    1,436,334.44/1,982,042.45 = 807,772.11/x
  3. Step 3: Cross multiply
    1,436,334.44x = 1,982,042.45 × 807,772.11
  4. Step 4: Simplify right side
    1,436,334.44x = 1,601,038,607,907.21
  5. Step 5: Solve for x
    x = 1,601,038,607,907.21/1,436,334.44
  6. Step 6: Final answer
    x = 1,114,669.79

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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.