Home / 986,982.26-1,481,020.81-481,547.39

Finding the Fourth Proportional to 986,982.26, 1,481,020.81 and 481,547.39

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Solution

The fourth proportional to 986,982.26, 1,481,020.81 and 481,547.39 is: 722,588.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,982.26 : 1,481,020.81 = 481,547.39 : x
  2. Step 2: Convert to fraction form
    986,982.26/1,481,020.81 = 481,547.39/x
  3. Step 3: Cross multiply
    986,982.26x = 1,481,020.81 × 481,547.39
  4. Step 4: Simplify right side
    986,982.26x = 713,181,698,186.08
  5. Step 5: Solve for x
    x = 713,181,698,186.08/986,982.26
  6. Step 6: Final answer
    x = 722,588.17

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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.