Home / 1,296,293.49-1,788,617.96-744,902.69

Finding the Fourth Proportional to 1,296,293.49, 1,788,617.96 and 744,902.69

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Solution

The fourth proportional to 1,296,293.49, 1,788,617.96 and 744,902.69 is: 1,027,812.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,293.49 : 1,788,617.96 = 744,902.69 : x
  2. Step 2: Convert to fraction form
    1,296,293.49/1,788,617.96 = 744,902.69/x
  3. Step 3: Cross multiply
    1,296,293.49x = 1,788,617.96 × 744,902.69
  4. Step 4: Simplify right side
    1,296,293.49x = 1,332,346,329,786.31
  5. Step 5: Solve for x
    x = 1,332,346,329,786.31/1,296,293.49
  6. Step 6: Final answer
    x = 1,027,812.25

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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.