Home / 1,149,677.05-1,586,590.15-659,736.28

Finding the Fourth Proportional to 1,149,677.05, 1,586,590.15 and 659,736.28

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Solution

The fourth proportional to 1,149,677.05, 1,586,590.15 and 659,736.28 is: 910,456.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,677.05 : 1,586,590.15 = 659,736.28 : x
  2. Step 2: Convert to fraction form
    1,149,677.05/1,586,590.15 = 659,736.28/x
  3. Step 3: Cross multiply
    1,149,677.05x = 1,586,590.15 × 659,736.28
  4. Step 4: Simplify right side
    1,149,677.05x = 1,046,731,083,812.82
  5. Step 5: Solve for x
    x = 1,046,731,083,812.82/1,149,677.05
  6. Step 6: Final answer
    x = 910,456.62

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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.