Home / 1,582,771.32-2,184,226.34-857,618.46

Finding the Fourth Proportional to 1,582,771.32, 2,184,226.34 and 857,618.46

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Solution

The fourth proportional to 1,582,771.32, 2,184,226.34 and 857,618.46 is: 1,183,514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,771.32 : 2,184,226.34 = 857,618.46 : x
  2. Step 2: Convert to fraction form
    1,582,771.32/2,184,226.34 = 857,618.46/x
  3. Step 3: Cross multiply
    1,582,771.32x = 2,184,226.34 × 857,618.46
  4. Step 4: Simplify right side
    1,582,771.32x = 1,873,232,825,714.14
  5. Step 5: Solve for x
    x = 1,873,232,825,714.14/1,582,771.32
  6. Step 6: Final answer
    x = 1,183,514.51

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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.