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Finding the Fourth Proportional to 1,401,087, 1,933,502.22 and 797,475

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Solution

The fourth proportional to 1,401,087, 1,933,502.22 and 797,475 is: 1,100,516.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,087 : 1,933,502.22 = 797,475 : x
  2. Step 2: Convert to fraction form
    1,401,087/1,933,502.22 = 797,475/x
  3. Step 3: Cross multiply
    1,401,087x = 1,933,502.22 × 797,475
  4. Step 4: Simplify right side
    1,401,087x = 1,541,919,682,894.50
  5. Step 5: Solve for x
    x = 1,541,919,682,894.50/1,401,087
  6. Step 6: Final answer
    x = 1,100,516.73

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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.