Home / 2,856,794.38-3,942,621.10-1,567,883.92

Finding the Fourth Proportional to 2,856,794.38, 3,942,621.10 and 1,567,883.92

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Solution

The fourth proportional to 2,856,794.38, 3,942,621.10 and 1,567,883.92 is: 2,163,814.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,794.38 : 3,942,621.10 = 1,567,883.92 : x
  2. Step 2: Convert to fraction form
    2,856,794.38/3,942,621.10 = 1,567,883.92/x
  3. Step 3: Cross multiply
    2,856,794.38x = 3,942,621.10 × 1,567,883.92
  4. Step 4: Simplify right side
    2,856,794.38x = 6,181,572,225,342.71
  5. Step 5: Solve for x
    x = 6,181,572,225,342.71/2,856,794.38
  6. Step 6: Final answer
    x = 2,163,814.19

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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.