Home / 986,981.76-1,481,020.06-481,546.89

Finding the Fourth Proportional to 986,981.76, 1,481,020.06 and 481,546.89

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Solution

The fourth proportional to 986,981.76, 1,481,020.06 and 481,546.89 is: 722,587.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,981.76 : 1,481,020.06 = 481,546.89 : x
  2. Step 2: Convert to fraction form
    986,981.76/1,481,020.06 = 481,546.89/x
  3. Step 3: Cross multiply
    986,981.76x = 1,481,020.06 × 481,546.89
  4. Step 4: Simplify right side
    986,981.76x = 713,180,596,515.51
  5. Step 5: Solve for x
    x = 713,180,596,515.51/986,981.76
  6. Step 6: Final answer
    x = 722,587.42

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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.