Home / 1,839,178.28-2,758,768.94-879,408.07

Finding the Fourth Proportional to 1,839,178.28, 2,758,768.94 and 879,408.07

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Solution

The fourth proportional to 1,839,178.28, 2,758,768.94 and 879,408.07 is: 1,319,112.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,178.28 : 2,758,768.94 = 879,408.07 : x
  2. Step 2: Convert to fraction form
    1,839,178.28/2,758,768.94 = 879,408.07/x
  3. Step 3: Cross multiply
    1,839,178.28x = 2,758,768.94 × 879,408.07
  4. Step 4: Simplify right side
    1,839,178.28x = 2,426,083,669,101.35
  5. Step 5: Solve for x
    x = 2,426,083,669,101.35/1,839,178.28
  6. Step 6: Final answer
    x = 1,319,112.83

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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.