Home / 2,638,199.19-3,642,987.02-1,659,769.08

Finding the Fourth Proportional to 2,638,199.19, 3,642,987.02 and 1,659,769.08

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Solution

The fourth proportional to 2,638,199.19, 3,642,987.02 and 1,659,769.08 is: 2,291,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,199.19 : 3,642,987.02 = 1,659,769.08 : x
  2. Step 2: Convert to fraction form
    2,638,199.19/3,642,987.02 = 1,659,769.08/x
  3. Step 3: Cross multiply
    2,638,199.19x = 3,642,987.02 × 1,659,769.08
  4. Step 4: Simplify right side
    2,638,199.19x = 6,046,517,206,338.50
  5. Step 5: Solve for x
    x = 6,046,517,206,338.50/2,638,199.19
  6. Step 6: Final answer
    x = 2,291,910.80

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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.