Home / 2,911,236.06-4,366,899.37-862,103.90

Finding the Fourth Proportional to 2,911,236.06, 4,366,899.37 and 862,103.90

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Solution

The fourth proportional to 2,911,236.06, 4,366,899.37 and 862,103.90 is: 1,293,169.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,236.06 : 4,366,899.37 = 862,103.90 : x
  2. Step 2: Convert to fraction form
    2,911,236.06/4,366,899.37 = 862,103.90/x
  3. Step 3: Cross multiply
    2,911,236.06x = 4,366,899.37 × 862,103.90
  4. Step 4: Simplify right side
    2,911,236.06x = 3,764,720,957,256.23
  5. Step 5: Solve for x
    x = 3,764,720,957,256.23/2,911,236.06
  6. Step 6: Final answer
    x = 1,293,169.25

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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.