Home / 2,414,125.20-3,621,187.80-1,087,021.20

Finding the Fourth Proportional to 2,414,125.20, 3,621,187.80 and 1,087,021.20

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Solution

The fourth proportional to 2,414,125.20, 3,621,187.80 and 1,087,021.20 is: 1,630,531.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414,125.20 : 3,621,187.80 = 1,087,021.20 : x
  2. Step 2: Convert to fraction form
    2,414,125.20/3,621,187.80 = 1,087,021.20/x
  3. Step 3: Cross multiply
    2,414,125.20x = 3,621,187.80 × 1,087,021.20
  4. Step 4: Simplify right side
    2,414,125.20x = 3,936,307,907,781.36
  5. Step 5: Solve for x
    x = 3,936,307,907,781.36/2,414,125.20
  6. Step 6: Final answer
    x = 1,630,531.80

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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.