Home / 1,661,108.45-2,488,163.48-1,661,108.45

Finding the Fourth Proportional to 1,661,108.45, 2,488,163.48 and 1,661,108.45

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Solution

The fourth proportional to 1,661,108.45, 2,488,163.48 and 1,661,108.45 is: 2,488,163.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,108.45 : 2,488,163.48 = 1,661,108.45 : x
  2. Step 2: Convert to fraction form
    1,661,108.45/2,488,163.48 = 1,661,108.45/x
  3. Step 3: Cross multiply
    1,661,108.45x = 2,488,163.48 × 1,661,108.45
  4. Step 4: Simplify right side
    1,661,108.45x = 4,133,109,373,303.86
  5. Step 5: Solve for x
    x = 4,133,109,373,303.86/1,661,108.45
  6. Step 6: Final answer
    x = 2,488,163.48

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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.