Home / 1,839,190.53-2,758,787.34-879,420.33

Finding the Fourth Proportional to 1,839,190.53, 2,758,787.34 and 879,420.33

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Solution

The fourth proportional to 1,839,190.53, 2,758,787.34 and 879,420.33 is: 1,319,131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,190.53 : 2,758,787.34 = 879,420.33 : x
  2. Step 2: Convert to fraction form
    1,839,190.53/2,758,787.34 = 879,420.33/x
  3. Step 3: Cross multiply
    1,839,190.53x = 2,758,787.34 × 879,420.33
  4. Step 4: Simplify right side
    1,839,190.53x = 2,426,133,672,942.62
  5. Step 5: Solve for x
    x = 2,426,133,672,942.62/1,839,190.53
  6. Step 6: Final answer
    x = 1,319,131.23

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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.