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Finding the Third Proportional to 1,077,478.46 and 1,613,249.75

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Solution

The third proportional to 1,077,478.46 and 1,613,249.75 is: 2,415,430.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,478.46 : 1,613,249.75 = 1,613,249.75 : x
  2. Step 2: Convert to fraction form
    1,077,478.46/1,613,249.75 = 1,613,249.75/x
  3. Step 3: Cross multiply
    1,077,478.46x = 1,613,249.75 × 1,613,249.75
  4. Step 4: Simplify right side
    1,077,478.46x = 2,602,574,746,324.62
  5. Step 5: Solve for x
    x = 2,602,574,746,324.62/1,077,478.46
  6. Step 6: Final answer
    x = 2,415,430.87

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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.