Home / 1,703,121.09-2,555,174.75-505,072.25

Finding the Fourth Proportional to 1,703,121.09, 2,555,174.75 and 505,072.25

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Solution

The fourth proportional to 1,703,121.09, 2,555,174.75 and 505,072.25 is: 757,754.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,121.09 : 2,555,174.75 = 505,072.25 : x
  2. Step 2: Convert to fraction form
    1,703,121.09/2,555,174.75 = 505,072.25/x
  3. Step 3: Cross multiply
    1,703,121.09x = 2,555,174.75 × 505,072.25
  4. Step 4: Simplify right side
    1,703,121.09x = 1,290,547,844,824.45
  5. Step 5: Solve for x
    x = 1,290,547,844,824.45/1,703,121.09
  6. Step 6: Final answer
    x = 757,754.60

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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.