Home / 1,306,425.85-1,802,821.41-733,490.17

Finding the Fourth Proportional to 1,306,425.85, 1,802,821.41 and 733,490.17

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Solution

The fourth proportional to 1,306,425.85, 1,802,821.41 and 733,490.17 is: 1,012,190.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,306,425.85 : 1,802,821.41 = 733,490.17 : x
  2. Step 2: Convert to fraction form
    1,306,425.85/1,802,821.41 = 733,490.17/x
  3. Step 3: Cross multiply
    1,306,425.85x = 1,802,821.41 × 733,490.17
  4. Step 4: Simplify right side
    1,306,425.85x = 1,322,351,782,500.54
  5. Step 5: Solve for x
    x = 1,322,351,782,500.54/1,306,425.85
  6. Step 6: Final answer
    x = 1,012,190.46

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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.