Home / 2,884,843.78-3,980,817.20-1,595,656.42

Finding the Fourth Proportional to 2,884,843.78, 3,980,817.20 and 1,595,656.42

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Solution

The fourth proportional to 2,884,843.78, 3,980,817.20 and 1,595,656.42 is: 2,201,858.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,884,843.78 : 3,980,817.20 = 1,595,656.42 : x
  2. Step 2: Convert to fraction form
    2,884,843.78/3,980,817.20 = 1,595,656.42/x
  3. Step 3: Cross multiply
    2,884,843.78x = 3,980,817.20 × 1,595,656.42
  4. Step 4: Simplify right side
    2,884,843.78x = 6,352,016,522,026.42
  5. Step 5: Solve for x
    x = 6,352,016,522,026.42/2,884,843.78
  6. Step 6: Final answer
    x = 2,201,858.06

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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.