Home / 3,802,740-5,247,781.26-2,083,928.16

Finding the Fourth Proportional to 3,802,740, 5,247,781.26 and 2,083,928.16

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Solution

The fourth proportional to 3,802,740, 5,247,781.26 and 2,083,928.16 is: 2,875,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,802,740 : 5,247,781.26 = 2,083,928.16 : x
  2. Step 2: Convert to fraction form
    3,802,740/5,247,781.26 = 2,083,928.16/x
  3. Step 3: Cross multiply
    3,802,740x = 5,247,781.26 × 2,083,928.16
  4. Step 4: Simplify right side
    3,802,740x = 10,935,999,145,234.28
  5. Step 5: Solve for x
    x = 10,935,999,145,234.28/3,802,740
  6. Step 6: Final answer
    x = 2,875,820.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.