Home / 2,218,531.13-3,170,332.69

Finding the Third Proportional to 2,218,531.13 and 3,170,332.69

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Solution

The third proportional to 2,218,531.13 and 3,170,332.69 is: 4,530,479.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,531.13 : 3,170,332.69 = 3,170,332.69 : x
  2. Step 2: Convert to fraction form
    2,218,531.13/3,170,332.69 = 3,170,332.69/x
  3. Step 3: Cross multiply
    2,218,531.13x = 3,170,332.69 × 3,170,332.69
  4. Step 4: Simplify right side
    2,218,531.13x = 10,051,009,349,430.97
  5. Step 5: Solve for x
    x = 10,051,009,349,430.97/2,218,531.13
  6. Step 6: Final answer
    x = 4,530,479.31

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.