Home / 1,582,534.44-2,183,899.69-857,382.19

Finding the Fourth Proportional to 1,582,534.44, 2,183,899.69 and 857,382.19

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Solution

The fourth proportional to 1,582,534.44, 2,183,899.69 and 857,382.19 is: 1,183,188.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,534.44 : 2,183,899.69 = 857,382.19 : x
  2. Step 2: Convert to fraction form
    1,582,534.44/2,183,899.69 = 857,382.19/x
  3. Step 3: Cross multiply
    1,582,534.44x = 2,183,899.69 × 857,382.19
  4. Step 4: Simplify right side
    1,582,534.44x = 1,872,436,706,555.73
  5. Step 5: Solve for x
    x = 1,872,436,706,555.73/1,582,534.44
  6. Step 6: Final answer
    x = 1,183,188.60

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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.