Home / 1,161,790.51-1,743,367.83-487,819.98

Finding the Fourth Proportional to 1,161,790.51, 1,743,367.83 and 487,819.98

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Solution

The fourth proportional to 1,161,790.51, 1,743,367.83 and 487,819.98 is: 732,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,790.51 : 1,743,367.83 = 487,819.98 : x
  2. Step 2: Convert to fraction form
    1,161,790.51/1,743,367.83 = 487,819.98/x
  3. Step 3: Cross multiply
    1,161,790.51x = 1,743,367.83 × 487,819.98
  4. Step 4: Simplify right side
    1,161,790.51x = 850,449,659,963.24
  5. Step 5: Solve for x
    x = 850,449,659,963.24/1,161,790.51
  6. Step 6: Final answer
    x = 732,016.36

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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.