Home / 2,108,758.10-3,163,137.15-2,005,538.90

Finding the Fourth Proportional to 2,108,758.10, 3,163,137.15 and 2,005,538.90

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Solution

The fourth proportional to 2,108,758.10, 3,163,137.15 and 2,005,538.90 is: 3,008,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,758.10 : 3,163,137.15 = 2,005,538.90 : x
  2. Step 2: Convert to fraction form
    2,108,758.10/3,163,137.15 = 2,005,538.90/x
  3. Step 3: Cross multiply
    2,108,758.10x = 3,163,137.15 × 2,005,538.90
  4. Step 4: Simplify right side
    2,108,758.10x = 6,343,794,600,360.14
  5. Step 5: Solve for x
    x = 6,343,794,600,360.14/2,108,758.10
  6. Step 6: Final answer
    x = 3,008,308.35

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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.