Home / 1,132,996.29-1,560,556.43-870,850.25

Finding the Fourth Proportional to 1,132,996.29, 1,560,556.43 and 870,850.25

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Solution

The fourth proportional to 1,132,996.29, 1,560,556.43 and 870,850.25 is: 1,199,484.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,996.29 : 1,560,556.43 = 870,850.25 : x
  2. Step 2: Convert to fraction form
    1,132,996.29/1,560,556.43 = 870,850.25/x
  3. Step 3: Cross multiply
    1,132,996.29x = 1,560,556.43 × 870,850.25
  4. Step 4: Simplify right side
    1,132,996.29x = 1,359,010,956,751.75
  5. Step 5: Solve for x
    x = 1,359,010,956,751.75/1,132,996.29
  6. Step 6: Final answer
    x = 1,199,484.03

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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.