Home / 3,751,983.86-5,177,165.06-2,119,795.69

Finding the Fourth Proportional to 3,751,983.86, 5,177,165.06 and 2,119,795.69

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Solution

The fourth proportional to 3,751,983.86, 5,177,165.06 and 2,119,795.69 is: 2,924,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751,983.86 : 5,177,165.06 = 2,119,795.69 : x
  2. Step 2: Convert to fraction form
    3,751,983.86/5,177,165.06 = 2,119,795.69/x
  3. Step 3: Cross multiply
    3,751,983.86x = 5,177,165.06 × 2,119,795.69
  4. Step 4: Simplify right side
    3,751,983.86x = 10,974,532,180,606.59
  5. Step 5: Solve for x
    x = 10,974,532,180,606.59/3,751,983.86
  6. Step 6: Final answer
    x = 2,924,994.51

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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.