Home / 2,029,805.83-2,801,131.07-1,214,009.49

Finding the Fourth Proportional to 2,029,805.83, 2,801,131.07 and 1,214,009.49

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Solution

The fourth proportional to 2,029,805.83, 2,801,131.07 and 1,214,009.49 is: 1,675,332.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,805.83 : 2,801,131.07 = 1,214,009.49 : x
  2. Step 2: Convert to fraction form
    2,029,805.83/2,801,131.07 = 1,214,009.49/x
  3. Step 3: Cross multiply
    2,029,805.83x = 2,801,131.07 × 1,214,009.49
  4. Step 4: Simplify right side
    2,029,805.83x = 3,400,599,708,716.68
  5. Step 5: Solve for x
    x = 3,400,599,708,716.68/2,029,805.83
  6. Step 6: Final answer
    x = 1,675,332.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.