Home / 1,216,696.42-1,824,761.52-458,614.18

Finding the Fourth Proportional to 1,216,696.42, 1,824,761.52 and 458,614.18

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Solution

The fourth proportional to 1,216,696.42, 1,824,761.52 and 458,614.18 is: 687,814.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,696.42 : 1,824,761.52 = 458,614.18 : x
  2. Step 2: Convert to fraction form
    1,216,696.42/1,824,761.52 = 458,614.18/x
  3. Step 3: Cross multiply
    1,216,696.42x = 1,824,761.52 × 458,614.18
  4. Step 4: Simplify right side
    1,216,696.42x = 836,861,508,190.35
  5. Step 5: Solve for x
    x = 836,861,508,190.35/1,216,696.42
  6. Step 6: Final answer
    x = 687,814.56

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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.