Home / 1,531,819.50-2,146,569.75

Finding the Third Proportional to 1,531,819.50 and 2,146,569.75

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Solution

The third proportional to 1,531,819.50 and 2,146,569.75 is: 3,008,031.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,819.50 : 2,146,569.75 = 2,146,569.75 : x
  2. Step 2: Convert to fraction form
    1,531,819.50/2,146,569.75 = 2,146,569.75/x
  3. Step 3: Cross multiply
    1,531,819.50x = 2,146,569.75 × 2,146,569.75
  4. Step 4: Simplify right side
    1,531,819.50x = 4,607,761,691,615.06
  5. Step 5: Solve for x
    x = 4,607,761,691,615.06/1,531,819.50
  6. Step 6: Final answer
    x = 3,008,031.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.