Home / 1,919,168.64-2,648,531.52-1,194,445.44

Finding the Fourth Proportional to 1,919,168.64, 2,648,531.52 and 1,194,445.44

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Solution

The fourth proportional to 1,919,168.64, 2,648,531.52 and 1,194,445.44 is: 1,648,383.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,168.64 : 2,648,531.52 = 1,194,445.44 : x
  2. Step 2: Convert to fraction form
    1,919,168.64/2,648,531.52 = 1,194,445.44/x
  3. Step 3: Cross multiply
    1,919,168.64x = 2,648,531.52 × 1,194,445.44
  4. Step 4: Simplify right side
    1,919,168.64x = 3,163,526,396,760.27
  5. Step 5: Solve for x
    x = 3,163,526,396,760.27/1,919,168.64
  6. Step 6: Final answer
    x = 1,648,383.75

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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.