Home / 1,257,735.38-1,735,672.20-684,770.54

Finding the Fourth Proportional to 1,257,735.38, 1,735,672.20 and 684,770.54

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Solution

The fourth proportional to 1,257,735.38, 1,735,672.20 and 684,770.54 is: 944,981.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,735.38 : 1,735,672.20 = 684,770.54 : x
  2. Step 2: Convert to fraction form
    1,257,735.38/1,735,672.20 = 684,770.54/x
  3. Step 3: Cross multiply
    1,257,735.38x = 1,735,672.20 × 684,770.54
  4. Step 4: Simplify right side
    1,257,735.38x = 1,188,537,189,656.99
  5. Step 5: Solve for x
    x = 1,188,537,189,656.99/1,257,735.38
  6. Step 6: Final answer
    x = 944,981.92

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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.