Home / 3,903,618.44-5,386,992.64-2,184,738.86

Finding the Fourth Proportional to 3,903,618.44, 5,386,992.64 and 2,184,738.86

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Solution

The fourth proportional to 3,903,618.44, 5,386,992.64 and 2,184,738.86 is: 3,014,939.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,618.44 : 5,386,992.64 = 2,184,738.86 : x
  2. Step 2: Convert to fraction form
    3,903,618.44/5,386,992.64 = 2,184,738.86/x
  3. Step 3: Cross multiply
    3,903,618.44x = 5,386,992.64 × 2,184,738.86
  4. Step 4: Simplify right side
    3,903,618.44x = 11,769,172,159,141.99
  5. Step 5: Solve for x
    x = 11,769,172,159,141.99/3,903,618.44
  6. Step 6: Final answer
    x = 3,014,939.18

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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.