Home / 1,716,336.20-2,574,504.30-1,318,982.60

Finding the Fourth Proportional to 1,716,336.20, 2,574,504.30 and 1,318,982.60

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Solution

The fourth proportional to 1,716,336.20, 2,574,504.30 and 1,318,982.60 is: 1,978,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,716,336.20 : 2,574,504.30 = 1,318,982.60 : x
  2. Step 2: Convert to fraction form
    1,716,336.20/2,574,504.30 = 1,318,982.60/x
  3. Step 3: Cross multiply
    1,716,336.20x = 2,574,504.30 × 1,318,982.60
  4. Step 4: Simplify right side
    1,716,336.20x = 3,395,726,375,325.18
  5. Step 5: Solve for x
    x = 3,395,726,375,325.18/1,716,336.20
  6. Step 6: Final answer
    x = 1,978,473.90

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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.