Home / 2,816,390.52-3,886,643.25-1,527,230.97

Finding the Fourth Proportional to 2,816,390.52, 3,886,643.25 and 1,527,230.97

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Solution

The fourth proportional to 2,816,390.52, 3,886,643.25 and 1,527,230.97 is: 2,107,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,390.52 : 3,886,643.25 = 1,527,230.97 : x
  2. Step 2: Convert to fraction form
    2,816,390.52/3,886,643.25 = 1,527,230.97/x
  3. Step 3: Cross multiply
    2,816,390.52x = 3,886,643.25 × 1,527,230.97
  4. Step 4: Simplify right side
    2,816,390.52x = 5,935,801,940,741.45
  5. Step 5: Solve for x
    x = 5,935,801,940,741.45/2,816,390.52
  6. Step 6: Final answer
    x = 2,107,591.93

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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.