Home / 2,285,902.64-3,428,613.40-938,207.76

Finding the Fourth Proportional to 2,285,902.64, 3,428,613.40 and 938,207.76

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Solution

The fourth proportional to 2,285,902.64, 3,428,613.40 and 938,207.76 is: 1,407,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,902.64 : 3,428,613.40 = 938,207.76 : x
  2. Step 2: Convert to fraction form
    2,285,902.64/3,428,613.40 = 938,207.76/x
  3. Step 3: Cross multiply
    2,285,902.64x = 3,428,613.40 × 938,207.76
  4. Step 4: Simplify right side
    2,285,902.64x = 3,216,751,697,919.98
  5. Step 5: Solve for x
    x = 3,216,751,697,919.98/2,285,902.64
  6. Step 6: Final answer
    x = 1,407,212.91

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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.