Home / 2,137,728.97-3,206,888.70-718,191.01

Finding the Fourth Proportional to 2,137,728.97, 3,206,888.70 and 718,191.01

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Solution

The fourth proportional to 2,137,728.97, 3,206,888.70 and 718,191.01 is: 1,077,385.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,728.97 : 3,206,888.70 = 718,191.01 : x
  2. Step 2: Convert to fraction form
    2,137,728.97/3,206,888.70 = 718,191.01/x
  3. Step 3: Cross multiply
    2,137,728.97x = 3,206,888.70 × 718,191.01
  4. Step 4: Simplify right side
    2,137,728.97x = 2,303,158,634,410.59
  5. Step 5: Solve for x
    x = 2,303,158,634,410.59/2,137,728.97
  6. Step 6: Final answer
    x = 1,077,385.71

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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.