Home / 1,414,393.67-1,950,981.84-862,857.38

Finding the Fourth Proportional to 1,414,393.67, 1,950,981.84 and 862,857.38

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Solution

The fourth proportional to 1,414,393.67, 1,950,981.84 and 862,857.38 is: 1,190,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,393.67 : 1,950,981.84 = 862,857.38 : x
  2. Step 2: Convert to fraction form
    1,414,393.67/1,950,981.84 = 862,857.38/x
  3. Step 3: Cross multiply
    1,414,393.67x = 1,950,981.84 × 862,857.38
  4. Step 4: Simplify right side
    1,414,393.67x = 1,683,419,078,889.98
  5. Step 5: Solve for x
    x = 1,683,419,078,889.98/1,414,393.67
  6. Step 6: Final answer
    x = 1,190,205.47

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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.