Home / 2,816,525.88-3,886,807.68-1,527,365.88

Finding the Fourth Proportional to 2,816,525.88, 3,886,807.68 and 1,527,365.88

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Solution

The fourth proportional to 2,816,525.88, 3,886,807.68 and 1,527,365.88 is: 2,107,765.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,525.88 : 3,886,807.68 = 1,527,365.88 : x
  2. Step 2: Convert to fraction form
    2,816,525.88/3,886,807.68 = 1,527,365.88/x
  3. Step 3: Cross multiply
    2,816,525.88x = 3,886,807.68 × 1,527,365.88
  4. Step 4: Simplify right side
    2,816,525.88x = 5,936,577,432,553.96
  5. Step 5: Solve for x
    x = 5,936,577,432,553.96/2,816,525.88
  6. Step 6: Final answer
    x = 2,107,765.98

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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.