Home / 1,941,108.60-2,912,246.10-1,381,236.60

Finding the Fourth Proportional to 1,941,108.60, 2,912,246.10 and 1,381,236.60

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Solution

The fourth proportional to 1,941,108.60, 2,912,246.10 and 1,381,236.60 is: 2,072,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941,108.60 : 2,912,246.10 = 1,381,236.60 : x
  2. Step 2: Convert to fraction form
    1,941,108.60/2,912,246.10 = 1,381,236.60/x
  3. Step 3: Cross multiply
    1,941,108.60x = 2,912,246.10 × 1,381,236.60
  4. Step 4: Simplify right side
    1,941,108.60x = 4,022,500,901,527.26
  5. Step 5: Solve for x
    x = 4,022,500,901,527.26/1,941,108.60
  6. Step 6: Final answer
    x = 2,072,269.89

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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.