Home / 1,241,218.69-1,861,828.13-399,770.44

Finding the Fourth Proportional to 1,241,218.69, 1,861,828.13 and 399,770.44

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Solution

The fourth proportional to 1,241,218.69, 1,861,828.13 and 399,770.44 is: 599,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,218.69 : 1,861,828.13 = 399,770.44 : x
  2. Step 2: Convert to fraction form
    1,241,218.69/1,861,828.13 = 399,770.44/x
  3. Step 3: Cross multiply
    1,241,218.69x = 1,861,828.13 × 399,770.44
  4. Step 4: Simplify right side
    1,241,218.69x = 744,303,847,079.33
  5. Step 5: Solve for x
    x = 744,303,847,079.33/1,241,218.69
  6. Step 6: Final answer
    x = 599,655.69

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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.