Home / 3,110,991.06-4,292,708.88-1,804,187.28

Finding the Fourth Proportional to 3,110,991.06, 4,292,708.88 and 1,804,187.28

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Solution

The fourth proportional to 3,110,991.06, 4,292,708.88 and 1,804,187.28 is: 2,489,512.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,991.06 : 4,292,708.88 = 1,804,187.28 : x
  2. Step 2: Convert to fraction form
    3,110,991.06/4,292,708.88 = 1,804,187.28/x
  3. Step 3: Cross multiply
    3,110,991.06x = 4,292,708.88 × 1,804,187.28
  4. Step 4: Simplify right side
    3,110,991.06x = 7,744,850,758,039.05
  5. Step 5: Solve for x
    x = 7,744,850,758,039.05/3,110,991.06
  6. Step 6: Final answer
    x = 2,489,512.38

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1.5x scale

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.