Home / 1,233,844.80-1,702,694.16-689,974.35

Finding the Fourth Proportional to 1,233,844.80, 1,702,694.16 and 689,974.35

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Solution

The fourth proportional to 1,233,844.80, 1,702,694.16 and 689,974.35 is: 952,158.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,233,844.80 : 1,702,694.16 = 689,974.35 : x
  2. Step 2: Convert to fraction form
    1,233,844.80/1,702,694.16 = 689,974.35/x
  3. Step 3: Cross multiply
    1,233,844.80x = 1,702,694.16 × 689,974.35
  4. Step 4: Simplify right side
    1,233,844.80x = 1,174,815,296,294.80
  5. Step 5: Solve for x
    x = 1,174,815,296,294.80/1,233,844.80
  6. Step 6: Final answer
    x = 952,158.08

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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.