Home / 2,155,198.08-3,234,057.48-1,196,461.02

Finding the Fourth Proportional to 2,155,198.08, 3,234,057.48 and 1,196,461.02

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Solution

The fourth proportional to 2,155,198.08, 3,234,057.48 and 1,196,461.02 is: 1,795,391.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,198.08 : 3,234,057.48 = 1,196,461.02 : x
  2. Step 2: Convert to fraction form
    2,155,198.08/3,234,057.48 = 1,196,461.02/x
  3. Step 3: Cross multiply
    2,155,198.08x = 3,234,057.48 × 1,196,461.02
  4. Step 4: Simplify right side
    2,155,198.08x = 3,869,423,711,259.43
  5. Step 5: Solve for x
    x = 3,869,423,711,259.43/2,155,198.08
  6. Step 6: Final answer
    x = 1,795,391.22

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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.