Home / 3,830,793.36-5,286,475.80-2,111,908.56

Finding the Fourth Proportional to 3,830,793.36, 5,286,475.80 and 2,111,908.56

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Solution

The fourth proportional to 3,830,793.36, 5,286,475.80 and 2,111,908.56 is: 2,914,423.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,793.36 : 5,286,475.80 = 2,111,908.56 : x
  2. Step 2: Convert to fraction form
    3,830,793.36/5,286,475.80 = 2,111,908.56/x
  3. Step 3: Cross multiply
    3,830,793.36x = 5,286,475.80 × 2,111,908.56
  4. Step 4: Simplify right side
    3,830,793.36x = 11,164,553,494,252.85
  5. Step 5: Solve for x
    x = 11,164,553,494,252.85/3,830,793.36
  6. Step 6: Final answer
    x = 2,914,423.32

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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.