Home / 2,130,532.88-3,221,223.19

Finding the Third Proportional to 2,130,532.88 and 3,221,223.19

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Solution

The third proportional to 2,130,532.88 and 3,221,223.19 is: 4,870,273.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,532.88 : 3,221,223.19 = 3,221,223.19 : x
  2. Step 2: Convert to fraction form
    2,130,532.88/3,221,223.19 = 3,221,223.19/x
  3. Step 3: Cross multiply
    2,130,532.88x = 3,221,223.19 × 3,221,223.19
  4. Step 4: Simplify right side
    2,130,532.88x = 10,376,278,823,687.66
  5. Step 5: Solve for x
    x = 10,376,278,823,687.66/2,130,532.88
  6. Step 6: Final answer
    x = 4,870,273.98

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.