Home / 1,447,345.13-2,122,674.19

Finding the Third Proportional to 1,447,345.13 and 2,122,674.19

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Solution

The third proportional to 1,447,345.13 and 2,122,674.19 is: 3,113,110.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,345.13 : 2,122,674.19 = 2,122,674.19 : x
  2. Step 2: Convert to fraction form
    1,447,345.13/2,122,674.19 = 2,122,674.19/x
  3. Step 3: Cross multiply
    1,447,345.13x = 2,122,674.19 × 2,122,674.19
  4. Step 4: Simplify right side
    1,447,345.13x = 4,505,745,706,278.79
  5. Step 5: Solve for x
    x = 4,505,745,706,278.79/1,447,345.13
  6. Step 6: Final answer
    x = 3,113,110.78

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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.