Home / 1,214,671.50-1,815,320.25

Finding the Third Proportional to 1,214,671.50 and 1,815,320.25

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Solution

The third proportional to 1,214,671.50 and 1,815,320.25 is: 2,712,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,671.50 : 1,815,320.25 = 1,815,320.25 : x
  2. Step 2: Convert to fraction form
    1,214,671.50/1,815,320.25 = 1,815,320.25/x
  3. Step 3: Cross multiply
    1,214,671.50x = 1,815,320.25 × 1,815,320.25
  4. Step 4: Simplify right side
    1,214,671.50x = 3,295,387,610,060.06
  5. Step 5: Solve for x
    x = 3,295,387,610,060.06/1,214,671.50
  6. Step 6: Final answer
    x = 2,712,986.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.