Home / 3,468,865.72-5,200,308.24-1,340,443.30

Finding the Fourth Proportional to 3,468,865.72, 5,200,308.24 and 1,340,443.30

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Solution

The fourth proportional to 3,468,865.72, 5,200,308.24 and 1,340,443.30 is: 2,009,509.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468,865.72 : 5,200,308.24 = 1,340,443.30 : x
  2. Step 2: Convert to fraction form
    3,468,865.72/5,200,308.24 = 1,340,443.30/x
  3. Step 3: Cross multiply
    3,468,865.72x = 5,200,308.24 × 1,340,443.30
  4. Step 4: Simplify right side
    3,468,865.72x = 6,970,718,338,242.79
  5. Step 5: Solve for x
    x = 6,970,718,338,242.79/3,468,865.72
  6. Step 6: Final answer
    x = 2,009,509.42

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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.