Home / 2,019,602.70-2,786,670.99-1,203,882.39

Finding the Fourth Proportional to 2,019,602.70, 2,786,670.99 and 1,203,882.39

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Solution

The fourth proportional to 2,019,602.70, 2,786,670.99 and 1,203,882.39 is: 1,661,130.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,602.70 : 2,786,670.99 = 1,203,882.39 : x
  2. Step 2: Convert to fraction form
    2,019,602.70/2,786,670.99 = 1,203,882.39/x
  3. Step 3: Cross multiply
    2,019,602.70x = 2,786,670.99 × 1,203,882.39
  4. Step 4: Simplify right side
    2,019,602.70x = 3,354,824,131,584.87
  5. Step 5: Solve for x
    x = 3,354,824,131,584.87/2,019,602.70
  6. Step 6: Final answer
    x = 1,661,130.74

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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.