Home / 1,129,604.67-1,694,407.62-709,175.79

Finding the Fourth Proportional to 1,129,604.67, 1,694,407.62 and 709,175.79

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Solution

The fourth proportional to 1,129,604.67, 1,694,407.62 and 709,175.79 is: 1,063,764.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,604.67 : 1,694,407.62 = 709,175.79 : x
  2. Step 2: Convert to fraction form
    1,129,604.67/1,694,407.62 = 709,175.79/x
  3. Step 3: Cross multiply
    1,129,604.67x = 1,694,407.62 × 709,175.79
  4. Step 4: Simplify right side
    1,129,604.67x = 1,201,632,862,495.52
  5. Step 5: Solve for x
    x = 1,201,632,862,495.52/1,129,604.67
  6. Step 6: Final answer
    x = 1,063,764.07

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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.