Home / 1,414,391.67-1,950,979.08-862,855.38

Finding the Fourth Proportional to 1,414,391.67, 1,950,979.08 and 862,855.38

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Solution

The fourth proportional to 1,414,391.67, 1,950,979.08 and 862,855.38 is: 1,190,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,391.67 : 1,950,979.08 = 862,855.38 : x
  2. Step 2: Convert to fraction form
    1,414,391.67/1,950,979.08 = 862,855.38/x
  3. Step 3: Cross multiply
    1,414,391.67x = 1,950,979.08 × 862,855.38
  4. Step 4: Simplify right side
    1,414,391.67x = 1,683,412,795,445.45
  5. Step 5: Solve for x
    x = 1,683,412,795,445.45/1,414,391.67
  6. Step 6: Final answer
    x = 1,190,202.71

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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.