Home / 1,233,852.49-1,702,704.77-689,982.04

Finding the Fourth Proportional to 1,233,852.49, 1,702,704.77 and 689,982.04

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Solution

The fourth proportional to 1,233,852.49, 1,702,704.77 and 689,982.04 is: 952,168.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,852.49 : 1,702,704.77 = 689,982.04 : x
  2. Step 2: Convert to fraction form
    1,233,852.49/1,702,704.77 = 689,982.04/x
  3. Step 3: Cross multiply
    1,233,852.49x = 1,702,704.77 × 689,982.04
  4. Step 4: Simplify right side
    1,233,852.49x = 1,174,835,703,015.66
  5. Step 5: Solve for x
    x = 1,174,835,703,015.66/1,233,852.49
  6. Step 6: Final answer
    x = 952,168.69

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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.