Home / 3,378,905.20-4,662,941.94-1,850,911.48

Finding the Fourth Proportional to 3,378,905.20, 4,662,941.94 and 1,850,911.48

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Solution

The fourth proportional to 3,378,905.20, 4,662,941.94 and 1,850,911.48 is: 2,554,286.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,905.20 : 4,662,941.94 = 1,850,911.48 : x
  2. Step 2: Convert to fraction form
    3,378,905.20/4,662,941.94 = 1,850,911.48/x
  3. Step 3: Cross multiply
    3,378,905.20x = 4,662,941.94 × 1,850,911.48
  4. Step 4: Simplify right side
    3,378,905.20x = 8,630,692,767,319.47
  5. Step 5: Solve for x
    x = 8,630,692,767,319.47/3,378,905.20
  6. Step 6: Final answer
    x = 2,554,286.75

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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.