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Finding the Third Proportional to 1,427,317.88 and 3,077,449.88

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Solution

The third proportional to 1,427,317.88 and 3,077,449.88 is: 6,635,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,317.88 : 3,077,449.88 = 3,077,449.88 : x
  2. Step 2: Convert to fraction form
    1,427,317.88/3,077,449.88 = 3,077,449.88/x
  3. Step 3: Cross multiply
    1,427,317.88x = 3,077,449.88 × 3,077,449.88
  4. Step 4: Simplify right side
    1,427,317.88x = 9,470,697,733,137.52
  5. Step 5: Solve for x
    x = 9,470,697,733,137.52/1,427,317.88
  6. Step 6: Final answer
    x = 6,635,310.82

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.