Home / 2,154,416.42-2,973,227.69-1,187,544.53

Finding the Fourth Proportional to 2,154,416.42, 2,973,227.69 and 1,187,544.53

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Solution

The fourth proportional to 2,154,416.42, 2,973,227.69 and 1,187,544.53 is: 1,638,884.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,416.42 : 2,973,227.69 = 1,187,544.53 : x
  2. Step 2: Convert to fraction form
    2,154,416.42/2,973,227.69 = 1,187,544.53/x
  3. Step 3: Cross multiply
    2,154,416.42x = 2,973,227.69 × 1,187,544.53
  4. Step 4: Simplify right side
    2,154,416.42x = 3,530,840,290,105.97
  5. Step 5: Solve for x
    x = 3,530,840,290,105.97/2,154,416.42
  6. Step 6: Final answer
    x = 1,638,884.78

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