Home / 1,015,863.60-1,524,443.40-483,985.20

Finding the Fourth Proportional to 1,015,863.60, 1,524,443.40 and 483,985.20

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Solution

The fourth proportional to 1,015,863.60, 1,524,443.40 and 483,985.20 is: 726,286.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,863.60 : 1,524,443.40 = 483,985.20 : x
  2. Step 2: Convert to fraction form
    1,015,863.60/1,524,443.40 = 483,985.20/x
  3. Step 3: Cross multiply
    1,015,863.60x = 1,524,443.40 × 483,985.20
  4. Step 4: Simplify right side
    1,015,863.60x = 737,808,043,837.68
  5. Step 5: Solve for x
    x = 737,808,043,837.68/1,015,863.60
  6. Step 6: Final answer
    x = 726,286.52

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Double scale
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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.