Home / 1,206,234.82-1,664,608.59-654,951.35

Finding the Fourth Proportional to 1,206,234.82, 1,664,608.59 and 654,951.35

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Solution

The fourth proportional to 1,206,234.82, 1,664,608.59 and 654,951.35 is: 903,835.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,234.82 : 1,664,608.59 = 654,951.35 : x
  2. Step 2: Convert to fraction form
    1,206,234.82/1,664,608.59 = 654,951.35/x
  3. Step 3: Cross multiply
    1,206,234.82x = 1,664,608.59 × 654,951.35
  4. Step 4: Simplify right side
    1,206,234.82x = 1,090,237,636,812.16
  5. Step 5: Solve for x
    x = 1,090,237,636,812.16/1,206,234.82
  6. Step 6: Final answer
    x = 903,835.33

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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.