Home / 1,839,217.40-2,758,793.88-827,623.38

Finding the Fourth Proportional to 1,839,217.40, 2,758,793.88 and 827,623.38

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Solution

The fourth proportional to 1,839,217.40, 2,758,793.88 and 827,623.38 is: 1,241,420.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,217.40 : 2,758,793.88 = 827,623.38 : x
  2. Step 2: Convert to fraction form
    1,839,217.40/2,758,793.88 = 827,623.38/x
  3. Step 3: Cross multiply
    1,839,217.40x = 2,758,793.88 × 827,623.38
  4. Step 4: Simplify right side
    1,839,217.40x = 2,283,242,315,688.91
  5. Step 5: Solve for x
    x = 2,283,242,315,688.91/1,839,217.40
  6. Step 6: Final answer
    x = 1,241,420.57

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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.