Home / 1,067,901.60-1,601,852.40-647,997.60

Finding the Fourth Proportional to 1,067,901.60, 1,601,852.40 and 647,997.60

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Solution

The fourth proportional to 1,067,901.60, 1,601,852.40 and 647,997.60 is: 971,996.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,901.60 : 1,601,852.40 = 647,997.60 : x
  2. Step 2: Convert to fraction form
    1,067,901.60/1,601,852.40 = 647,997.60/x
  3. Step 3: Cross multiply
    1,067,901.60x = 1,601,852.40 × 647,997.60
  4. Step 4: Simplify right side
    1,067,901.60x = 1,037,996,510,754.24
  5. Step 5: Solve for x
    x = 1,037,996,510,754.24/1,067,901.60
  6. Step 6: Final answer
    x = 971,996.40

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Double scale
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Similar ratio
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1.5x scale

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.