Home / 1,890,947.18-2,836,414.61-1,133,016.36

Finding the Fourth Proportional to 1,890,947.18, 2,836,414.61 and 1,133,016.36

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Solution

The fourth proportional to 1,890,947.18, 2,836,414.61 and 1,133,016.36 is: 1,699,520.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,947.18 : 2,836,414.61 = 1,133,016.36 : x
  2. Step 2: Convert to fraction form
    1,890,947.18/2,836,414.61 = 1,133,016.36/x
  3. Step 3: Cross multiply
    1,890,947.18x = 2,836,414.61 × 1,133,016.36
  4. Step 4: Simplify right side
    1,890,947.18x = 3,213,704,151,193.41
  5. Step 5: Solve for x
    x = 3,213,704,151,193.41/1,890,947.18
  6. Step 6: Final answer
    x = 1,699,520.85

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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.