Home / 3,973,141.60-5,959,712.40-981,325.60

Finding the Fourth Proportional to 3,973,141.60, 5,959,712.40 and 981,325.60

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Solution

The fourth proportional to 3,973,141.60, 5,959,712.40 and 981,325.60 is: 1,471,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973,141.60 : 5,959,712.40 = 981,325.60 : x
  2. Step 2: Convert to fraction form
    3,973,141.60/5,959,712.40 = 981,325.60/x
  3. Step 3: Cross multiply
    3,973,141.60x = 5,959,712.40 × 981,325.60
  4. Step 4: Simplify right side
    3,973,141.60x = 5,848,418,346,757.44
  5. Step 5: Solve for x
    x = 5,848,418,346,757.44/3,973,141.60
  6. Step 6: Final answer
    x = 1,471,988.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.