Home / 2,685,305.70-4,027,958.55-1,490,912.10

Finding the Fourth Proportional to 2,685,305.70, 4,027,958.55 and 1,490,912.10

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Solution

The fourth proportional to 2,685,305.70, 4,027,958.55 and 1,490,912.10 is: 2,236,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,305.70 : 4,027,958.55 = 1,490,912.10 : x
  2. Step 2: Convert to fraction form
    2,685,305.70/4,027,958.55 = 1,490,912.10/x
  3. Step 3: Cross multiply
    2,685,305.70x = 4,027,958.55 × 1,490,912.10
  4. Step 4: Simplify right side
    2,685,305.70x = 6,005,332,140,493.46
  5. Step 5: Solve for x
    x = 6,005,332,140,493.46/2,685,305.70
  6. Step 6: Final answer
    x = 2,236,368.15

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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.