Home / 1,219,806.73-1,683,343.17-675,951.60

Finding the Fourth Proportional to 1,219,806.73, 1,683,343.17 and 675,951.60

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Solution

The fourth proportional to 1,219,806.73, 1,683,343.17 and 675,951.60 is: 932,818.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,806.73 : 1,683,343.17 = 675,951.60 : x
  2. Step 2: Convert to fraction form
    1,219,806.73/1,683,343.17 = 675,951.60/x
  3. Step 3: Cross multiply
    1,219,806.73x = 1,683,343.17 × 675,951.60
  4. Step 4: Simplify right side
    1,219,806.73x = 1,137,858,509,110.57
  5. Step 5: Solve for x
    x = 1,137,858,509,110.57/1,219,806.73
  6. Step 6: Final answer
    x = 932,818.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.