Home / 2,821,236.62-3,894,498.27-1,904,707.17

Finding the Fourth Proportional to 2,821,236.62, 3,894,498.27 and 1,904,707.17

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Solution

The fourth proportional to 2,821,236.62, 3,894,498.27 and 1,904,707.17 is: 2,629,300.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,236.62 : 3,894,498.27 = 1,904,707.17 : x
  2. Step 2: Convert to fraction form
    2,821,236.62/3,894,498.27 = 1,904,707.17/x
  3. Step 3: Cross multiply
    2,821,236.62x = 3,894,498.27 × 1,904,707.17
  4. Step 4: Simplify right side
    2,821,236.62x = 7,417,878,778,421.60
  5. Step 5: Solve for x
    x = 7,417,878,778,421.60/2,821,236.62
  6. Step 6: Final answer
    x = 2,629,300.48

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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.