Home / 2,139,070.17-3,206,446.20-1,340,912.24

Finding the Fourth Proportional to 2,139,070.17, 3,206,446.20 and 1,340,912.24

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Solution

The fourth proportional to 2,139,070.17, 3,206,446.20 and 1,340,912.24 is: 2,010,014.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,139,070.17 : 3,206,446.20 = 1,340,912.24 : x
  2. Step 2: Convert to fraction form
    2,139,070.17/3,206,446.20 = 1,340,912.24/x
  3. Step 3: Cross multiply
    2,139,070.17x = 3,206,446.20 × 1,340,912.24
  4. Step 4: Simplify right side
    2,139,070.17x = 4,299,562,940,449.26
  5. Step 5: Solve for x
    x = 4,299,562,940,449.26/2,139,070.17
  6. Step 6: Final answer
    x = 2,010,014.91

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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.