Home / 2,387,928-3,295,399.68-1,300,259.16

Finding the Fourth Proportional to 2,387,928, 3,295,399.68 and 1,300,259.16

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Solution

The fourth proportional to 2,387,928, 3,295,399.68 and 1,300,259.16 is: 1,794,389.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,928 : 3,295,399.68 = 1,300,259.16 : x
  2. Step 2: Convert to fraction form
    2,387,928/3,295,399.68 = 1,300,259.16/x
  3. Step 3: Cross multiply
    2,387,928x = 3,295,399.68 × 1,300,259.16
  4. Step 4: Simplify right side
    2,387,928x = 4,284,873,619,781.07
  5. Step 5: Solve for x
    x = 4,284,873,619,781.07/2,387,928
  6. Step 6: Final answer
    x = 1,794,389.79

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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.