Home / 1,283,525.30-1,922,520.18-1,208,067.42

Finding the Fourth Proportional to 1,283,525.30, 1,922,520.18 and 1,208,067.42

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Solution

The fourth proportional to 1,283,525.30, 1,922,520.18 and 1,208,067.42 is: 1,809,496.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,525.30 : 1,922,520.18 = 1,208,067.42 : x
  2. Step 2: Convert to fraction form
    1,283,525.30/1,922,520.18 = 1,208,067.42/x
  3. Step 3: Cross multiply
    1,283,525.30x = 1,922,520.18 × 1,208,067.42
  4. Step 4: Simplify right side
    1,283,525.30x = 2,322,534,005,490.24
  5. Step 5: Solve for x
    x = 2,322,534,005,490.24/1,283,525.30
  6. Step 6: Final answer
    x = 1,809,496.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.