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Finding the Third Proportional to 1,329,898.50 and 2,106,180

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Solution

The third proportional to 1,329,898.50 and 2,106,180 is: 3,335,588.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,898.50 : 2,106,180 = 2,106,180 : x
  2. Step 2: Convert to fraction form
    1,329,898.50/2,106,180 = 2,106,180/x
  3. Step 3: Cross multiply
    1,329,898.50x = 2,106,180 × 2,106,180
  4. Step 4: Simplify right side
    1,329,898.50x = 4,435,994,192,400
  5. Step 5: Solve for x
    x = 4,435,994,192,400/1,329,898.50
  6. Step 6: Final answer
    x = 3,335,588.54

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.