Home / 1,341,850.26-1,851,738.12-999,218.64

Finding the Fourth Proportional to 1,341,850.26, 1,851,738.12 and 999,218.64

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Solution

The fourth proportional to 1,341,850.26, 1,851,738.12 and 999,218.64 is: 1,378,910.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,850.26 : 1,851,738.12 = 999,218.64 : x
  2. Step 2: Convert to fraction form
    1,341,850.26/1,851,738.12 = 999,218.64/x
  3. Step 3: Cross multiply
    1,341,850.26x = 1,851,738.12 × 999,218.64
  4. Step 4: Simplify right side
    1,341,850.26x = 1,850,291,245,902.56
  5. Step 5: Solve for x
    x = 1,850,291,245,902.56/1,341,850.26
  6. Step 6: Final answer
    x = 1,378,910.38

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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.