Home / 3,793,912.39-5,235,281.16-2,139,968.11

Finding the Fourth Proportional to 3,793,912.39, 5,235,281.16 and 2,139,968.11

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Solution

The fourth proportional to 3,793,912.39, 5,235,281.16 and 2,139,968.11 is: 2,952,976.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793,912.39 : 5,235,281.16 = 2,139,968.11 : x
  2. Step 2: Convert to fraction form
    3,793,912.39/5,235,281.16 = 2,139,968.11/x
  3. Step 3: Cross multiply
    3,793,912.39x = 5,235,281.16 × 2,139,968.11
  4. Step 4: Simplify right side
    3,793,912.39x = 11,203,334,729,283.81
  5. Step 5: Solve for x
    x = 11,203,334,729,283.81/3,793,912.39
  6. Step 6: Final answer
    x = 2,952,976.66

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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.