Home / 2,029,284.11-2,800,311.80-1,111,517.25

Finding the Fourth Proportional to 2,029,284.11, 2,800,311.80 and 1,111,517.25

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Solution

The fourth proportional to 2,029,284.11, 2,800,311.80 and 1,111,517.25 is: 1,533,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,284.11 : 2,800,311.80 = 1,111,517.25 : x
  2. Step 2: Convert to fraction form
    2,029,284.11/2,800,311.80 = 1,111,517.25/x
  3. Step 3: Cross multiply
    2,029,284.11x = 2,800,311.80 × 1,111,517.25
  4. Step 4: Simplify right side
    2,029,284.11x = 3,112,594,865,520.96
  5. Step 5: Solve for x
    x = 3,112,594,865,520.96/2,029,284.11
  6. Step 6: Final answer
    x = 1,533,838.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.