Home / 1,787,262.06-2,682,803.07-722,999.82

Finding the Fourth Proportional to 1,787,262.06, 2,682,803.07 and 722,999.82

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Solution

The fourth proportional to 1,787,262.06, 2,682,803.07 and 722,999.82 is: 1,085,272.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,262.06 : 2,682,803.07 = 722,999.82 : x
  2. Step 2: Convert to fraction form
    1,787,262.06/2,682,803.07 = 722,999.82/x
  3. Step 3: Cross multiply
    1,787,262.06x = 2,682,803.07 × 722,999.82
  4. Step 4: Simplify right side
    1,787,262.06x = 1,939,666,136,705.45
  5. Step 5: Solve for x
    x = 1,939,666,136,705.45/1,787,262.06
  6. Step 6: Final answer
    x = 1,085,272.37

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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.