Home / 2,981,025-4,113,824.26-1,622,907.72

Finding the Fourth Proportional to 2,981,025, 4,113,824.26 and 1,622,907.72

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Solution

The fourth proportional to 2,981,025, 4,113,824.26 and 1,622,907.72 is: 2,239,617.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,025 : 4,113,824.26 = 1,622,907.72 : x
  2. Step 2: Convert to fraction form
    2,981,025/4,113,824.26 = 1,622,907.72/x
  3. Step 3: Cross multiply
    2,981,025x = 4,113,824.26 × 1,622,907.72
  4. Step 4: Simplify right side
    2,981,025x = 6,676,357,150,277.29
  5. Step 5: Solve for x
    x = 6,676,357,150,277.29/2,981,025
  6. Step 6: Final answer
    x = 2,239,617.97

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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.