Home / 2,104,378.72-3,158,331.12-1,094,120.80

Finding the Fourth Proportional to 2,104,378.72, 3,158,331.12 and 1,094,120.80

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Solution

The fourth proportional to 2,104,378.72, 3,158,331.12 and 1,094,120.80 is: 1,642,097.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,378.72 : 3,158,331.12 = 1,094,120.80 : x
  2. Step 2: Convert to fraction form
    2,104,378.72/3,158,331.12 = 1,094,120.80/x
  3. Step 3: Cross multiply
    2,104,378.72x = 3,158,331.12 × 1,094,120.80
  4. Step 4: Simplify right side
    2,104,378.72x = 3,455,595,771,679.30
  5. Step 5: Solve for x
    x = 3,455,595,771,679.30/2,104,378.72
  6. Step 6: Final answer
    x = 1,642,097.85

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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.