Home / 1,401,369.11-1,933,889.34-756,789.27

Finding the Fourth Proportional to 1,401,369.11, 1,933,889.34 and 756,789.27

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Solution

The fourth proportional to 1,401,369.11, 1,933,889.34 and 756,789.27 is: 1,044,369.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,369.11 : 1,933,889.34 = 756,789.27 : x
  2. Step 2: Convert to fraction form
    1,401,369.11/1,933,889.34 = 756,789.27/x
  3. Step 3: Cross multiply
    1,401,369.11x = 1,933,889.34 × 756,789.27
  4. Step 4: Simplify right side
    1,401,369.11x = 1,463,546,701,879.38
  5. Step 5: Solve for x
    x = 1,463,546,701,879.38/1,401,369.11
  6. Step 6: Final answer
    x = 1,044,369.18

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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.