Home / 5,204,759.93-7,809,372.80-2,012,128.37

Finding the Fourth Proportional to 5,204,759.93, 7,809,372.80 and 2,012,128.37

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Solution

The fourth proportional to 5,204,759.93, 7,809,372.80 and 2,012,128.37 is: 3,019,055.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,204,759.93 : 7,809,372.80 = 2,012,128.37 : x
  2. Step 2: Convert to fraction form
    5,204,759.93/7,809,372.80 = 2,012,128.37/x
  3. Step 3: Cross multiply
    5,204,759.93x = 7,809,372.80 × 2,012,128.37
  4. Step 4: Simplify right side
    5,204,759.93x = 15,713,460,513,678.83
  5. Step 5: Solve for x
    x = 15,713,460,513,678.83/5,204,759.93
  6. Step 6: Final answer
    x = 3,019,055.78

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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.