Home / 1,401,393.08-1,933,922.38-756,813.22

Finding the Fourth Proportional to 1,401,393.08, 1,933,922.38 and 756,813.22

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Solution

The fourth proportional to 1,401,393.08, 1,933,922.38 and 756,813.22 is: 1,044,402.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,393.08 : 1,933,922.38 = 756,813.22 : x
  2. Step 2: Convert to fraction form
    1,401,393.08/1,933,922.38 = 756,813.22/x
  3. Step 3: Cross multiply
    1,401,393.08x = 1,933,922.38 × 756,813.22
  4. Step 4: Simplify right side
    1,401,393.08x = 1,463,618,013,968.25
  5. Step 5: Solve for x
    x = 1,463,618,013,968.25/1,401,393.08
  6. Step 6: Final answer
    x = 1,044,402.20

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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.