Home / 5,320,150.08-7,981,346.61-1,725,637.38

Finding the Fourth Proportional to 5,320,150.08, 7,981,346.61 and 1,725,637.38

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Solution

The fourth proportional to 5,320,150.08, 7,981,346.61 and 1,725,637.38 is: 2,588,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,150.08 : 7,981,346.61 = 1,725,637.38 : x
  2. Step 2: Convert to fraction form
    5,320,150.08/7,981,346.61 = 1,725,637.38/x
  3. Step 3: Cross multiply
    5,320,150.08x = 7,981,346.61 × 1,725,637.38
  4. Step 4: Simplify right side
    5,320,150.08x = 13,772,910,052,952.28
  5. Step 5: Solve for x
    x = 13,772,910,052,952.28/5,320,150.08
  6. Step 6: Final answer
    x = 2,588,819.84

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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.