Home / 1,256,083.92-1,733,358.72-712,269.36

Finding the Fourth Proportional to 1,256,083.92, 1,733,358.72 and 712,269.36

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Solution

The fourth proportional to 1,256,083.92, 1,733,358.72 and 712,269.36 is: 982,910.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,083.92 : 1,733,358.72 = 712,269.36 : x
  2. Step 2: Convert to fraction form
    1,256,083.92/1,733,358.72 = 712,269.36/x
  3. Step 3: Cross multiply
    1,256,083.92x = 1,733,358.72 × 712,269.36
  4. Step 4: Simplify right side
    1,256,083.92x = 1,234,618,306,144.82
  5. Step 5: Solve for x
    x = 1,234,618,306,144.82/1,256,083.92
  6. Step 6: Final answer
    x = 982,910.68

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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.