Home / 2,813,739.20-4,220,614.56-683,826.56

Finding the Fourth Proportional to 2,813,739.20, 4,220,614.56 and 683,826.56

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Solution

The fourth proportional to 2,813,739.20, 4,220,614.56 and 683,826.56 is: 1,025,741.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813,739.20 : 4,220,614.56 = 683,826.56 : x
  2. Step 2: Convert to fraction form
    2,813,739.20/4,220,614.56 = 683,826.56/x
  3. Step 3: Cross multiply
    2,813,739.20x = 4,220,614.56 × 683,826.56
  4. Step 4: Simplify right side
    2,813,739.20x = 2,886,168,335,650.71
  5. Step 5: Solve for x
    x = 2,886,168,335,650.71/2,813,739.20
  6. Step 6: Final answer
    x = 1,025,741.24

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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.