Home / 1,119,185.96-1,679,105.85-361,010.62

Finding the Fourth Proportional to 1,119,185.96, 1,679,105.85 and 361,010.62

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Solution

The fourth proportional to 1,119,185.96, 1,679,105.85 and 361,010.62 is: 541,621.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,185.96 : 1,679,105.85 = 361,010.62 : x
  2. Step 2: Convert to fraction form
    1,119,185.96/1,679,105.85 = 361,010.62/x
  3. Step 3: Cross multiply
    1,119,185.96x = 1,679,105.85 × 361,010.62
  4. Step 4: Simplify right side
    1,119,185.96x = 606,175,046,729.90
  5. Step 5: Solve for x
    x = 606,175,046,729.90/1,119,185.96
  6. Step 6: Final answer
    x = 541,621.38

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Double scale
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1.5x scale

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.