Home / 3,140,772.78-4,334,305.37-1,764,417.14

Finding the Fourth Proportional to 3,140,772.78, 4,334,305.37 and 1,764,417.14

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Solution

The fourth proportional to 3,140,772.78, 4,334,305.37 and 1,764,417.14 is: 2,434,917.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,772.78 : 4,334,305.37 = 1,764,417.14 : x
  2. Step 2: Convert to fraction form
    3,140,772.78/4,334,305.37 = 1,764,417.14/x
  3. Step 3: Cross multiply
    3,140,772.78x = 4,334,305.37 × 1,764,417.14
  4. Step 4: Simplify right side
    3,140,772.78x = 7,647,522,654,328.43
  5. Step 5: Solve for x
    x = 7,647,522,654,328.43/3,140,772.78
  6. Step 6: Final answer
    x = 2,434,917.52

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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.