Home / 2,017,025.80-3,025,538.70-818,987.20

Finding the Fourth Proportional to 2,017,025.80, 3,025,538.70 and 818,987.20

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Solution

The fourth proportional to 2,017,025.80, 3,025,538.70 and 818,987.20 is: 1,228,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,025.80 : 3,025,538.70 = 818,987.20 : x
  2. Step 2: Convert to fraction form
    2,017,025.80/3,025,538.70 = 818,987.20/x
  3. Step 3: Cross multiply
    2,017,025.80x = 3,025,538.70 × 818,987.20
  4. Step 4: Simplify right side
    2,017,025.80x = 2,477,877,468,404.64
  5. Step 5: Solve for x
    x = 2,477,877,468,404.64/2,017,025.80
  6. Step 6: Final answer
    x = 1,228,480.80

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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.