Home / 1,267,924.25-1,901,997.08-321,295

Finding the Fourth Proportional to 1,267,924.25, 1,901,997.08 and 321,295

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Solution

The fourth proportional to 1,267,924.25, 1,901,997.08 and 321,295 is: 481,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,924.25 : 1,901,997.08 = 321,295 : x
  2. Step 2: Convert to fraction form
    1,267,924.25/1,901,997.08 = 321,295/x
  3. Step 3: Cross multiply
    1,267,924.25x = 1,901,997.08 × 321,295
  4. Step 4: Simplify right side
    1,267,924.25x = 611,102,151,818.60
  5. Step 5: Solve for x
    x = 611,102,151,818.60/1,267,924.25
  6. Step 6: Final answer
    x = 481,970.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.