Home / 1,376,579.81-2,216,182.78

Finding the Third Proportional to 1,376,579.81 and 2,216,182.78

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Solution

The third proportional to 1,376,579.81 and 2,216,182.78 is: 3,567,876.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,579.81 : 2,216,182.78 = 2,216,182.78 : x
  2. Step 2: Convert to fraction form
    1,376,579.81/2,216,182.78 = 2,216,182.78/x
  3. Step 3: Cross multiply
    1,376,579.81x = 2,216,182.78 × 2,216,182.78
  4. Step 4: Simplify right side
    1,376,579.81x = 4,911,466,119,908.99
  5. Step 5: Solve for x
    x = 4,911,466,119,908.99/1,376,579.81
  6. Step 6: Final answer
    x = 3,567,876.03

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.