Home / 947,046.26-1,426,963-782,258.54

Finding the Fourth Proportional to 947,046.26, 1,426,963 and 782,258.54

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Solution

The fourth proportional to 947,046.26, 1,426,963 and 782,258.54 is: 1,178,668.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,046.26 : 1,426,963 = 782,258.54 : x
  2. Step 2: Convert to fraction form
    947,046.26/1,426,963 = 782,258.54/x
  3. Step 3: Cross multiply
    947,046.26x = 1,426,963 × 782,258.54
  4. Step 4: Simplify right side
    947,046.26x = 1,116,253,993,014.02
  5. Step 5: Solve for x
    x = 1,116,253,993,014.02/947,046.26
  6. Step 6: Final answer
    x = 1,178,668.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.