Home / 1,979,892.42-2,732,292.45-1,120,452.45

Finding the Fourth Proportional to 1,979,892.42, 2,732,292.45 and 1,120,452.45

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Solution

The fourth proportional to 1,979,892.42, 2,732,292.45 and 1,120,452.45 is: 1,546,247.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,892.42 : 2,732,292.45 = 1,120,452.45 : x
  2. Step 2: Convert to fraction form
    1,979,892.42/2,732,292.45 = 1,120,452.45/x
  3. Step 3: Cross multiply
    1,979,892.42x = 2,732,292.45 × 1,120,452.45
  4. Step 4: Simplify right side
    1,979,892.42x = 3,061,403,769,719.00
  5. Step 5: Solve for x
    x = 3,061,403,769,719.00/1,979,892.42
  6. Step 6: Final answer
    x = 1,546,247.53

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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.