Home / 1,257,761.76-1,735,673.31-698,954.23

Finding the Fourth Proportional to 1,257,761.76, 1,735,673.31 and 698,954.23

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Solution

The fourth proportional to 1,257,761.76, 1,735,673.31 and 698,954.23 is: 964,535.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,761.76 : 1,735,673.31 = 698,954.23 : x
  2. Step 2: Convert to fraction form
    1,257,761.76/1,735,673.31 = 698,954.23/x
  3. Step 3: Cross multiply
    1,257,761.76x = 1,735,673.31 × 698,954.23
  4. Step 4: Simplify right side
    1,257,761.76x = 1,213,156,201,922.60
  5. Step 5: Solve for x
    x = 1,213,156,201,922.60/1,257,761.76
  6. Step 6: Final answer
    x = 964,535.77

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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.