Home / 2,948,289.51-4,422,459.03-818,539.71

Finding the Fourth Proportional to 2,948,289.51, 4,422,459.03 and 818,539.71

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Solution

The fourth proportional to 2,948,289.51, 4,422,459.03 and 818,539.71 is: 1,227,816.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,289.51 : 4,422,459.03 = 818,539.71 : x
  2. Step 2: Convert to fraction form
    2,948,289.51/4,422,459.03 = 818,539.71/x
  3. Step 3: Cross multiply
    2,948,289.51x = 4,422,459.03 × 818,539.71
  4. Step 4: Simplify right side
    2,948,289.51x = 3,619,958,305,698.09
  5. Step 5: Solve for x
    x = 3,619,958,305,698.09/2,948,289.51
  6. Step 6: Final answer
    x = 1,227,816.43

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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.