Home / 1,257,629.16-1,735,484.90-684,658.92

Finding the Fourth Proportional to 1,257,629.16, 1,735,484.90 and 684,658.92

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Solution

The fourth proportional to 1,257,629.16, 1,735,484.90 and 684,658.92 is: 944,805.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,629.16 : 1,735,484.90 = 684,658.92 : x
  2. Step 2: Convert to fraction form
    1,257,629.16/1,735,484.90 = 684,658.92/x
  3. Step 3: Cross multiply
    1,257,629.16x = 1,735,484.90 × 684,658.92
  4. Step 4: Simplify right side
    1,257,629.16x = 1,188,215,217,310.31
  5. Step 5: Solve for x
    x = 1,188,215,217,310.31/1,257,629.16
  6. Step 6: Final answer
    x = 944,805.71

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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.