Home / 1,185,705.33-1,778,803.85-475,788.75

Finding the Fourth Proportional to 1,185,705.33, 1,778,803.85 and 475,788.75

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Solution

The fourth proportional to 1,185,705.33, 1,778,803.85 and 475,788.75 is: 713,781.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,705.33 : 1,778,803.85 = 475,788.75 : x
  2. Step 2: Convert to fraction form
    1,185,705.33/1,778,803.85 = 475,788.75/x
  3. Step 3: Cross multiply
    1,185,705.33x = 1,778,803.85 × 475,788.75
  4. Step 4: Simplify right side
    1,185,705.33x = 846,334,860,286.69
  5. Step 5: Solve for x
    x = 846,334,860,286.69/1,185,705.33
  6. Step 6: Final answer
    x = 713,781.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.