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Finding the Third Proportional to 1,136,905.88 and 1,709,970.75

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Solution

The third proportional to 1,136,905.88 and 1,709,970.75 is: 2,571,892.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,905.88 : 1,709,970.75 = 1,709,970.75 : x
  2. Step 2: Convert to fraction form
    1,136,905.88/1,709,970.75 = 1,709,970.75/x
  3. Step 3: Cross multiply
    1,136,905.88x = 1,709,970.75 × 1,709,970.75
  4. Step 4: Simplify right side
    1,136,905.88x = 2,923,999,965,855.56
  5. Step 5: Solve for x
    x = 2,923,999,965,855.56/1,136,905.88
  6. Step 6: Final answer
    x = 2,571,892.74

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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.