Home / 1,251,380.50-1,728,330.69-848,272.66

Finding the Fourth Proportional to 1,251,380.50, 1,728,330.69 and 848,272.66

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Solution

The fourth proportional to 1,251,380.50, 1,728,330.69 and 848,272.66 is: 1,171,582.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,380.50 : 1,728,330.69 = 848,272.66 : x
  2. Step 2: Convert to fraction form
    1,251,380.50/1,728,330.69 = 848,272.66/x
  3. Step 3: Cross multiply
    1,251,380.50x = 1,728,330.69 × 848,272.66
  4. Step 4: Simplify right side
    1,251,380.50x = 1,466,095,671,765.94
  5. Step 5: Solve for x
    x = 1,466,095,671,765.94/1,251,380.50
  6. Step 6: Final answer
    x = 1,171,582.64

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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.