Home / 1,257,686.33-1,735,549.94-684,725.27

Finding the Fourth Proportional to 1,257,686.33, 1,735,549.94 and 684,725.27

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Solution

The fourth proportional to 1,257,686.33, 1,735,549.94 and 684,725.27 is: 944,889.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,686.33 : 1,735,549.94 = 684,725.27 : x
  2. Step 2: Convert to fraction form
    1,257,686.33/1,735,549.94 = 684,725.27/x
  3. Step 3: Cross multiply
    1,257,686.33x = 1,735,549.94 × 684,725.27
  4. Step 4: Simplify right side
    1,257,686.33x = 1,188,374,894,299.05
  5. Step 5: Solve for x
    x = 1,188,374,894,299.05/1,257,686.33
  6. Step 6: Final answer
    x = 944,889.73

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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.