Home / 1,968,516.55-2,716,452.48-1,109,127.61

Finding the Fourth Proportional to 1,968,516.55, 2,716,452.48 and 1,109,127.61

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Solution

The fourth proportional to 1,968,516.55, 2,716,452.48 and 1,109,127.61 is: 1,530,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,516.55 : 2,716,452.48 = 1,109,127.61 : x
  2. Step 2: Convert to fraction form
    1,968,516.55/2,716,452.48 = 1,109,127.61/x
  3. Step 3: Cross multiply
    1,968,516.55x = 2,716,452.48 × 1,109,127.61
  4. Step 4: Simplify right side
    1,968,516.55x = 3,012,892,446,820.97
  5. Step 5: Solve for x
    x = 3,012,892,446,820.97/1,968,516.55
  6. Step 6: Final answer
    x = 1,530,539.56

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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.