Home / 2,675,017.20-3,691,523.40-1,529,122.32

Finding the Fourth Proportional to 2,675,017.20, 3,691,523.40 and 1,529,122.32

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Solution

The fourth proportional to 2,675,017.20, 3,691,523.40 and 1,529,122.32 is: 2,110,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,675,017.20 : 3,691,523.40 = 1,529,122.32 : x
  2. Step 2: Convert to fraction form
    2,675,017.20/3,691,523.40 = 1,529,122.32/x
  3. Step 3: Cross multiply
    2,675,017.20x = 3,691,523.40 × 1,529,122.32
  4. Step 4: Simplify right side
    2,675,017.20x = 5,644,790,825,742.29
  5. Step 5: Solve for x
    x = 5,644,790,825,742.29/2,675,017.20
  6. Step 6: Final answer
    x = 2,110,188.61

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1.5x scale

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.