Home / 5,218,641.38-7,201,783.50-2,895,575.96

Finding the Fourth Proportional to 5,218,641.38, 7,201,783.50 and 2,895,575.96

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Solution

The fourth proportional to 5,218,641.38, 7,201,783.50 and 2,895,575.96 is: 3,995,927.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,641.38 : 7,201,783.50 = 2,895,575.96 : x
  2. Step 2: Convert to fraction form
    5,218,641.38/7,201,783.50 = 2,895,575.96/x
  3. Step 3: Cross multiply
    5,218,641.38x = 7,201,783.50 × 2,895,575.96
  4. Step 4: Simplify right side
    5,218,641.38x = 20,853,311,171,724.66
  5. Step 5: Solve for x
    x = 20,853,311,171,724.66/5,218,641.38
  6. Step 6: Final answer
    x = 3,995,927.23

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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.