Home / 3,518,619.08-4,855,285.14-1,969,968.20

Finding the Fourth Proportional to 3,518,619.08, 4,855,285.14 and 1,969,968.20

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Solution

The fourth proportional to 3,518,619.08, 4,855,285.14 and 1,969,968.20 is: 2,718,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,619.08 : 4,855,285.14 = 1,969,968.20 : x
  2. Step 2: Convert to fraction form
    3,518,619.08/4,855,285.14 = 1,969,968.20/x
  3. Step 3: Cross multiply
    3,518,619.08x = 4,855,285.14 × 1,969,968.20
  4. Step 4: Simplify right side
    3,518,619.08x = 9,564,757,327,732.55
  5. Step 5: Solve for x
    x = 9,564,757,327,732.55/3,518,619.08
  6. Step 6: Final answer
    x = 2,718,327.02

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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.