Home / 2,727,279.76-3,762,812.06-1,581,131.38

Finding the Fourth Proportional to 2,727,279.76, 3,762,812.06 and 1,581,131.38

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Solution

The fourth proportional to 2,727,279.76, 3,762,812.06 and 1,581,131.38 is: 2,181,477.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,279.76 : 3,762,812.06 = 1,581,131.38 : x
  2. Step 2: Convert to fraction form
    2,727,279.76/3,762,812.06 = 1,581,131.38/x
  3. Step 3: Cross multiply
    2,727,279.76x = 3,762,812.06 × 1,581,131.38
  4. Step 4: Simplify right side
    2,727,279.76x = 5,949,500,225,108.44
  5. Step 5: Solve for x
    x = 5,949,500,225,108.44/2,727,279.76
  6. Step 6: Final answer
    x = 2,181,477.79

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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.