Home / 3,943,033.68-5,441,931.12-2,311,842.72

Finding the Fourth Proportional to 3,943,033.68, 5,441,931.12 and 2,311,842.72

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Solution

The fourth proportional to 3,943,033.68, 5,441,931.12 and 2,311,842.72 is: 3,190,662.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,033.68 : 5,441,931.12 = 2,311,842.72 : x
  2. Step 2: Convert to fraction form
    3,943,033.68/5,441,931.12 = 2,311,842.72/x
  3. Step 3: Cross multiply
    3,943,033.68x = 5,441,931.12 × 2,311,842.72
  4. Step 4: Simplify right side
    3,943,033.68x = 12,580,888,842,513.45
  5. Step 5: Solve for x
    x = 12,580,888,842,513.45/3,943,033.68
  6. Step 6: Final answer
    x = 3,190,662.28

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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.