Home / 1,195,185.38-1,649,355.82-658,641.38

Finding the Fourth Proportional to 1,195,185.38, 1,649,355.82 and 658,641.38

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Solution

The fourth proportional to 1,195,185.38, 1,649,355.82 and 658,641.38 is: 908,925.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,185.38 : 1,649,355.82 = 658,641.38 : x
  2. Step 2: Convert to fraction form
    1,195,185.38/1,649,355.82 = 658,641.38/x
  3. Step 3: Cross multiply
    1,195,185.38x = 1,649,355.82 × 658,641.38
  4. Step 4: Simplify right side
    1,195,185.38x = 1,086,333,983,502.45
  5. Step 5: Solve for x
    x = 1,086,333,983,502.45/1,195,185.38
  6. Step 6: Final answer
    x = 908,925.10

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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.