Home / 1,109,609.25-1,531,330.41-650,556.60

Finding the Fourth Proportional to 1,109,609.25, 1,531,330.41 and 650,556.60

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Solution

The fourth proportional to 1,109,609.25, 1,531,330.41 and 650,556.60 is: 897,808.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,609.25 : 1,531,330.41 = 650,556.60 : x
  2. Step 2: Convert to fraction form
    1,109,609.25/1,531,330.41 = 650,556.60/x
  3. Step 3: Cross multiply
    1,109,609.25x = 1,531,330.41 × 650,556.60
  4. Step 4: Simplify right side
    1,109,609.25x = 996,217,105,006.21
  5. Step 5: Solve for x
    x = 996,217,105,006.21/1,109,609.25
  6. Step 6: Final answer
    x = 897,808.94

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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.