Home / 1,317,224.92-1,817,772.15-713,612.92

Finding the Fourth Proportional to 1,317,224.92, 1,817,772.15 and 713,612.92

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Solution

The fourth proportional to 1,317,224.92, 1,817,772.15 and 713,612.92 is: 984,786.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,224.92 : 1,817,772.15 = 713,612.92 : x
  2. Step 2: Convert to fraction form
    1,317,224.92/1,817,772.15 = 713,612.92/x
  3. Step 3: Cross multiply
    1,317,224.92x = 1,817,772.15 × 713,612.92
  4. Step 4: Simplify right side
    1,317,224.92x = 1,297,185,691,856.18
  5. Step 5: Solve for x
    x = 1,297,185,691,856.18/1,317,224.92
  6. Step 6: Final answer
    x = 984,786.78

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Double scale
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1.5x scale

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.