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Finding the Fourth Proportional to 3,370,894.82, 5,055,788.65 and 1,451,289.14

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Solution

The fourth proportional to 3,370,894.82, 5,055,788.65 and 1,451,289.14 is: 2,176,695.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,894.82 : 5,055,788.65 = 1,451,289.14 : x
  2. Step 2: Convert to fraction form
    3,370,894.82/5,055,788.65 = 1,451,289.14/x
  3. Step 3: Cross multiply
    3,370,894.82x = 5,055,788.65 × 1,451,289.14
  4. Step 4: Simplify right side
    3,370,894.82x = 7,337,411,129,344.87
  5. Step 5: Solve for x
    x = 7,337,411,129,344.87/3,370,894.82
  6. Step 6: Final answer
    x = 2,176,695.36

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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.