Home / 1,720,006.86-2,580,010.74-505,583.53

Finding the Fourth Proportional to 1,720,006.86, 2,580,010.74 and 505,583.53

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Solution

The fourth proportional to 1,720,006.86, 2,580,010.74 and 505,583.53 is: 758,375.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,006.86 : 2,580,010.74 = 505,583.53 : x
  2. Step 2: Convert to fraction form
    1,720,006.86/2,580,010.74 = 505,583.53/x
  3. Step 3: Cross multiply
    1,720,006.86x = 2,580,010.74 × 505,583.53
  4. Step 4: Simplify right side
    1,720,006.86x = 1,304,410,930,917.09
  5. Step 5: Solve for x
    x = 1,304,410,930,917.09/1,720,006.86
  6. Step 6: Final answer
    x = 758,375.43

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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.