Home / 1,423,947.09-2,136,073.78

Finding the Third Proportional to 1,423,947.09 and 2,136,073.78

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Solution

The third proportional to 1,423,947.09 and 2,136,073.78 is: 3,204,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,947.09 : 2,136,073.78 = 2,136,073.78 : x
  2. Step 2: Convert to fraction form
    1,423,947.09/2,136,073.78 = 2,136,073.78/x
  3. Step 3: Cross multiply
    1,423,947.09x = 2,136,073.78 × 2,136,073.78
  4. Step 4: Simplify right side
    1,423,947.09x = 4,562,811,198,943.67
  5. Step 5: Solve for x
    x = 4,562,811,198,943.67/1,423,947.09
  6. Step 6: Final answer
    x = 3,204,340.40

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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.