Home / 1,014,418.35-1,401,355.49-810,201.15

Finding the Fourth Proportional to 1,014,418.35, 1,401,355.49 and 810,201.15

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Solution

The fourth proportional to 1,014,418.35, 1,401,355.49 and 810,201.15 is: 1,119,242.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,418.35 : 1,401,355.49 = 810,201.15 : x
  2. Step 2: Convert to fraction form
    1,014,418.35/1,401,355.49 = 810,201.15/x
  3. Step 3: Cross multiply
    1,014,418.35x = 1,401,355.49 × 810,201.15
  4. Step 4: Simplify right side
    1,014,418.35x = 1,135,379,829,556.81
  5. Step 5: Solve for x
    x = 1,135,379,829,556.81/1,014,418.35
  6. Step 6: Final answer
    x = 1,119,242.20

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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.