Home / 1,720,819.19-2,375,027.72-996,066.51

Finding the Fourth Proportional to 1,720,819.19, 2,375,027.72 and 996,066.51

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Solution

The fourth proportional to 1,720,819.19, 2,375,027.72 and 996,066.51 is: 1,374,743.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,819.19 : 2,375,027.72 = 996,066.51 : x
  2. Step 2: Convert to fraction form
    1,720,819.19/2,375,027.72 = 996,066.51/x
  3. Step 3: Cross multiply
    1,720,819.19x = 2,375,027.72 × 996,066.51
  4. Step 4: Simplify right side
    1,720,819.19x = 2,365,685,567,233.32
  5. Step 5: Solve for x
    x = 2,365,685,567,233.32/1,720,819.19
  6. Step 6: Final answer
    x = 1,374,743.84

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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.