Home / 1,811,980.61-2,500,550.06-996,190.03

Finding the Fourth Proportional to 1,811,980.61, 2,500,550.06 and 996,190.03

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Solution

The fourth proportional to 1,811,980.61, 2,500,550.06 and 996,190.03 is: 1,374,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,980.61 : 2,500,550.06 = 996,190.03 : x
  2. Step 2: Convert to fraction form
    1,811,980.61/2,500,550.06 = 996,190.03/x
  3. Step 3: Cross multiply
    1,811,980.61x = 2,500,550.06 × 996,190.03
  4. Step 4: Simplify right side
    1,811,980.61x = 2,491,023,039,287.90
  5. Step 5: Solve for x
    x = 2,491,023,039,287.90/1,811,980.61
  6. Step 6: Final answer
    x = 1,374,751.49

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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.