Home / 3,907,684.12-5,394,451.08-2,619,366.16

Finding the Fourth Proportional to 3,907,684.12, 5,394,451.08 and 2,619,366.16

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Solution

The fourth proportional to 3,907,684.12, 5,394,451.08 and 2,619,366.16 is: 3,615,963.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,907,684.12 : 5,394,451.08 = 2,619,366.16 : x
  2. Step 2: Convert to fraction form
    3,907,684.12/5,394,451.08 = 2,619,366.16/x
  3. Step 3: Cross multiply
    3,907,684.12x = 5,394,451.08 × 2,619,366.16
  4. Step 4: Simplify right side
    3,907,684.12x = 14,130,042,610,727.45
  5. Step 5: Solve for x
    x = 14,130,042,610,727.45/3,907,684.12
  6. Step 6: Final answer
    x = 3,615,963.36

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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.