Home / 2,031,781.50-2,986,980.75

Finding the Third Proportional to 2,031,781.50 and 2,986,980.75

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Solution

The third proportional to 2,031,781.50 and 2,986,980.75 is: 4,391,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031,781.50 : 2,986,980.75 = 2,986,980.75 : x
  2. Step 2: Convert to fraction form
    2,031,781.50/2,986,980.75 = 2,986,980.75/x
  3. Step 3: Cross multiply
    2,031,781.50x = 2,986,980.75 × 2,986,980.75
  4. Step 4: Simplify right side
    2,031,781.50x = 8,922,054,000,870.56
  5. Step 5: Solve for x
    x = 8,922,054,000,870.56/2,031,781.50
  6. Step 6: Final answer
    x = 4,391,246.80

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.