Home / 1,582,738.54-2,184,181.13-857,586.04

Finding the Fourth Proportional to 1,582,738.54, 2,184,181.13 and 857,586.04

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Solution

The fourth proportional to 1,582,738.54, 2,184,181.13 and 857,586.04 is: 1,183,469.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,738.54 : 2,184,181.13 = 857,586.04 : x
  2. Step 2: Convert to fraction form
    1,582,738.54/2,184,181.13 = 857,586.04/x
  3. Step 3: Cross multiply
    1,582,738.54x = 2,184,181.13 × 857,586.04
  4. Step 4: Simplify right side
    1,582,738.54x = 1,873,123,242,602.94
  5. Step 5: Solve for x
    x = 1,873,123,242,602.94/1,582,738.54
  6. Step 6: Final answer
    x = 1,183,469.79

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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.