Home / 2,047,319.72-2,826,207.14-1,322,520.78

Finding the Fourth Proportional to 2,047,319.72, 2,826,207.14 and 1,322,520.78

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Solution

The fourth proportional to 2,047,319.72, 2,826,207.14 and 1,322,520.78 is: 1,825,663.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047,319.72 : 2,826,207.14 = 1,322,520.78 : x
  2. Step 2: Convert to fraction form
    2,047,319.72/2,826,207.14 = 1,322,520.78/x
  3. Step 3: Cross multiply
    2,047,319.72x = 2,826,207.14 × 1,322,520.78
  4. Step 4: Simplify right side
    2,047,319.72x = 3,737,717,664,621.77
  5. Step 5: Solve for x
    x = 3,737,717,664,621.77/2,047,319.72
  6. Step 6: Final answer
    x = 1,825,663.88

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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.