Home / 3,493,088.66-5,239,332.81-2,126,507.69

Finding the Fourth Proportional to 3,493,088.66, 5,239,332.81 and 2,126,507.69

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Solution

The fourth proportional to 3,493,088.66, 5,239,332.81 and 2,126,507.69 is: 3,189,578.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,493,088.66 : 5,239,332.81 = 2,126,507.69 : x
  2. Step 2: Convert to fraction form
    3,493,088.66/5,239,332.81 = 2,126,507.69/x
  3. Step 3: Cross multiply
    3,493,088.66x = 5,239,332.81 × 2,126,507.69
  4. Step 4: Simplify right side
    3,493,088.66x = 11,141,481,484,737.64
  5. Step 5: Solve for x
    x = 11,141,481,484,737.64/3,493,088.66
  6. Step 6: Final answer
    x = 3,189,578.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.