Home / 2,110,064.92-2,911,892.48-1,143,195.21

Finding the Fourth Proportional to 2,110,064.92, 2,911,892.48 and 1,143,195.21

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Solution

The fourth proportional to 2,110,064.92, 2,911,892.48 and 1,143,195.21 is: 1,577,610.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,064.92 : 2,911,892.48 = 1,143,195.21 : x
  2. Step 2: Convert to fraction form
    2,110,064.92/2,911,892.48 = 1,143,195.21/x
  3. Step 3: Cross multiply
    2,110,064.92x = 2,911,892.48 × 1,143,195.21
  4. Step 4: Simplify right side
    2,110,064.92x = 3,328,861,538,029.01
  5. Step 5: Solve for x
    x = 3,328,861,538,029.01/2,110,064.92
  6. Step 6: Final answer
    x = 1,577,610.96

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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.