Home / 1,293,862.26-1,941,088.64-395,431.73

Finding the Fourth Proportional to 1,293,862.26, 1,941,088.64 and 395,431.73

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Solution

The fourth proportional to 1,293,862.26, 1,941,088.64 and 395,431.73 is: 593,237.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,862.26 : 1,941,088.64 = 395,431.73 : x
  2. Step 2: Convert to fraction form
    1,293,862.26/1,941,088.64 = 395,431.73/x
  3. Step 3: Cross multiply
    1,293,862.26x = 1,941,088.64 × 395,431.73
  4. Step 4: Simplify right side
    1,293,862.26x = 767,568,027,315.95
  5. Step 5: Solve for x
    x = 767,568,027,315.95/1,293,862.26
  6. Step 6: Final answer
    x = 593,237.82

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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.