Home / 1,589,723.10-2,384,584.65-1,415,540.70

Finding the Fourth Proportional to 1,589,723.10, 2,384,584.65 and 1,415,540.70

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Solution

The fourth proportional to 1,589,723.10, 2,384,584.65 and 1,415,540.70 is: 2,123,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,723.10 : 2,384,584.65 = 1,415,540.70 : x
  2. Step 2: Convert to fraction form
    1,589,723.10/2,384,584.65 = 1,415,540.70/x
  3. Step 3: Cross multiply
    1,589,723.10x = 2,384,584.65 × 1,415,540.70
  4. Step 4: Simplify right side
    1,589,723.10x = 3,375,476,624,670.26
  5. Step 5: Solve for x
    x = 3,375,476,624,670.26/1,589,723.10
  6. Step 6: Final answer
    x = 2,123,311.05

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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.