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Finding the Fourth Proportional to 3,341,615, 5,012,520.92 and 817,270.25

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Solution

The fourth proportional to 3,341,615, 5,012,520.92 and 817,270.25 is: 1,225,929.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341,615 : 5,012,520.92 = 817,270.25 : x
  2. Step 2: Convert to fraction form
    3,341,615/5,012,520.92 = 817,270.25/x
  3. Step 3: Cross multiply
    3,341,615x = 5,012,520.92 × 817,270.25
  4. Step 4: Simplify right side
    3,341,615x = 4,096,584,221,332.28
  5. Step 5: Solve for x
    x = 4,096,584,221,332.28/3,341,615
  6. Step 6: Final answer
    x = 1,225,929.44

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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.