Home / 969,515.60-1,455,439.80-962,517.20

Finding the Fourth Proportional to 969,515.60, 1,455,439.80 and 962,517.20

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Solution

The fourth proportional to 969,515.60, 1,455,439.80 and 962,517.20 is: 1,444,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,515.60 : 1,455,439.80 = 962,517.20 : x
  2. Step 2: Convert to fraction form
    969,515.60/1,455,439.80 = 962,517.20/x
  3. Step 3: Cross multiply
    969,515.60x = 1,455,439.80 × 962,517.20
  4. Step 4: Simplify right side
    969,515.60x = 1,400,885,841,064.56
  5. Step 5: Solve for x
    x = 1,400,885,841,064.56/969,515.60
  6. Step 6: Final answer
    x = 1,444,933.78

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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.