Home / 1,936,317.66-2,903,982.93-1,372,990.20

Finding the Fourth Proportional to 1,936,317.66, 2,903,982.93 and 1,372,990.20

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Solution

The fourth proportional to 1,936,317.66, 2,903,982.93 and 1,372,990.20 is: 2,059,135.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,936,317.66 : 2,903,982.93 = 1,372,990.20 : x
  2. Step 2: Convert to fraction form
    1,936,317.66/2,903,982.93 = 1,372,990.20/x
  3. Step 3: Cross multiply
    1,936,317.66x = 2,903,982.93 × 1,372,990.20
  4. Step 4: Simplify right side
    1,936,317.66x = 3,987,140,103,857.29
  5. Step 5: Solve for x
    x = 3,987,140,103,857.29/1,936,317.66
  6. Step 6: Final answer
    x = 2,059,135.33

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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.