Home / 2,196,025.55-3,029,781.81-1,278,060.02

Finding the Fourth Proportional to 2,196,025.55, 3,029,781.81 and 1,278,060.02

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Solution

The fourth proportional to 2,196,025.55, 3,029,781.81 and 1,278,060.02 is: 1,763,295.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,025.55 : 3,029,781.81 = 1,278,060.02 : x
  2. Step 2: Convert to fraction form
    2,196,025.55/3,029,781.81 = 1,278,060.02/x
  3. Step 3: Cross multiply
    2,196,025.55x = 3,029,781.81 × 1,278,060.02
  4. Step 4: Simplify right side
    2,196,025.55x = 3,872,243,000,684.24
  5. Step 5: Solve for x
    x = 3,872,243,000,684.24/2,196,025.55
  6. Step 6: Final answer
    x = 1,763,295.97

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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.