Home / 1,921,365.60-2,882,107.12-659,175.52

Finding the Fourth Proportional to 1,921,365.60, 2,882,107.12 and 659,175.52

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Solution

The fourth proportional to 1,921,365.60, 2,882,107.12 and 659,175.52 is: 988,783.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,921,365.60 : 2,882,107.12 = 659,175.52 : x
  2. Step 2: Convert to fraction form
    1,921,365.60/2,882,107.12 = 659,175.52/x
  3. Step 3: Cross multiply
    1,921,365.60x = 2,882,107.12 × 659,175.52
  4. Step 4: Simplify right side
    1,921,365.60x = 1,899,814,459,521.70
  5. Step 5: Solve for x
    x = 1,899,814,459,521.70/1,921,365.60
  6. Step 6: Final answer
    x = 988,783.43

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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.