Home / 2,162,244.96-2,983,982.22-1,435,840.20

Finding the Fourth Proportional to 2,162,244.96, 2,983,982.22 and 1,435,840.20

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Solution

The fourth proportional to 2,162,244.96, 2,983,982.22 and 1,435,840.20 is: 1,981,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,244.96 : 2,983,982.22 = 1,435,840.20 : x
  2. Step 2: Convert to fraction form
    2,162,244.96/2,983,982.22 = 1,435,840.20/x
  3. Step 3: Cross multiply
    2,162,244.96x = 2,983,982.22 × 1,435,840.20
  4. Step 4: Simplify right side
    2,162,244.96x = 4,284,521,627,561.24
  5. Step 5: Solve for x
    x = 4,284,521,627,561.24/2,162,244.96
  6. Step 6: Final answer
    x = 1,981,515.37

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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.