Home / 1,418,722.50-2,122,899.75

Finding the Third Proportional to 1,418,722.50 and 2,122,899.75

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Solution

The third proportional to 1,418,722.50 and 2,122,899.75 is: 3,176,592.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,722.50 : 2,122,899.75 = 2,122,899.75 : x
  2. Step 2: Convert to fraction form
    1,418,722.50/2,122,899.75 = 2,122,899.75/x
  3. Step 3: Cross multiply
    1,418,722.50x = 2,122,899.75 × 2,122,899.75
  4. Step 4: Simplify right side
    1,418,722.50x = 4,506,703,348,550.06
  5. Step 5: Solve for x
    x = 4,506,703,348,550.06/1,418,722.50
  6. Step 6: Final answer
    x = 3,176,592.57

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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.