Home / 1,582,772.32-2,184,227.72-857,619.46

Finding the Fourth Proportional to 1,582,772.32, 2,184,227.72 and 857,619.46

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Solution

The fourth proportional to 1,582,772.32, 2,184,227.72 and 857,619.46 is: 1,183,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,772.32 : 2,184,227.72 = 857,619.46 : x
  2. Step 2: Convert to fraction form
    1,582,772.32/2,184,227.72 = 857,619.46/x
  3. Step 3: Cross multiply
    1,582,772.32x = 2,184,227.72 × 857,619.46
  4. Step 4: Simplify right side
    1,582,772.32x = 1,873,236,197,743.43
  5. Step 5: Solve for x
    x = 1,873,236,197,743.43/1,582,772.32
  6. Step 6: Final answer
    x = 1,183,515.89

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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.