Home / 1,241,206.66-1,861,810.10-399,758.41

Finding the Fourth Proportional to 1,241,206.66, 1,861,810.10 and 399,758.41

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Solution

The fourth proportional to 1,241,206.66, 1,861,810.10 and 399,758.41 is: 599,637.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,206.66 : 1,861,810.10 = 399,758.41 : x
  2. Step 2: Convert to fraction form
    1,241,206.66/1,861,810.10 = 399,758.41/x
  3. Step 3: Cross multiply
    1,241,206.66x = 1,861,810.10 × 399,758.41
  4. Step 4: Simplify right side
    1,241,206.66x = 744,274,245,297.94
  5. Step 5: Solve for x
    x = 744,274,245,297.94/1,241,206.66
  6. Step 6: Final answer
    x = 599,637.65

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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.