Home / 2,170,738.20-2,995,798.08-1,204,180.20

Finding the Fourth Proportional to 2,170,738.20, 2,995,798.08 and 1,204,180.20

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Solution

The fourth proportional to 2,170,738.20, 2,995,798.08 and 1,204,180.20 is: 1,661,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,738.20 : 2,995,798.08 = 1,204,180.20 : x
  2. Step 2: Convert to fraction form
    2,170,738.20/2,995,798.08 = 1,204,180.20/x
  3. Step 3: Cross multiply
    2,170,738.20x = 2,995,798.08 × 1,204,180.20
  4. Step 4: Simplify right side
    2,170,738.20x = 3,607,480,731,134.02
  5. Step 5: Solve for x
    x = 3,607,480,731,134.02/2,170,738.20
  6. Step 6: Final answer
    x = 1,661,868.18

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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.