Home / 741,341.61-1,111,591.11-291,819

Finding the Fourth Proportional to 741,341.61, 1,111,591.11 and 291,819

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Solution

The fourth proportional to 741,341.61, 1,111,591.11 and 291,819 is: 437,562.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,341.61 : 1,111,591.11 = 291,819 : x
  2. Step 2: Convert to fraction form
    741,341.61/1,111,591.11 = 291,819/x
  3. Step 3: Cross multiply
    741,341.61x = 1,111,591.11 × 291,819
  4. Step 4: Simplify right side
    741,341.61x = 324,383,406,129.09
  5. Step 5: Solve for x
    x = 324,383,406,129.09/741,341.61
  6. Step 6: Final answer
    x = 437,562.66

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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.