Home / 3,128,392.13-4,190,064.19

Finding the Third Proportional to 3,128,392.13 and 4,190,064.19

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Solution

The third proportional to 3,128,392.13 and 4,190,064.19 is: 5,612,032.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,392.13 : 4,190,064.19 = 4,190,064.19 : x
  2. Step 2: Convert to fraction form
    3,128,392.13/4,190,064.19 = 4,190,064.19/x
  3. Step 3: Cross multiply
    3,128,392.13x = 4,190,064.19 × 4,190,064.19
  4. Step 4: Simplify right side
    3,128,392.13x = 17,556,637,895,370.04
  5. Step 5: Solve for x
    x = 17,556,637,895,370.04/3,128,392.13
  6. Step 6: Final answer
    x = 5,612,032.38

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.