Home / 1,582,535.89-2,183,901.70-857,383.65

Finding the Fourth Proportional to 1,582,535.89, 2,183,901.70 and 857,383.65

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Solution

The fourth proportional to 1,582,535.89, 2,183,901.70 and 857,383.65 is: 1,183,190.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,535.89 : 2,183,901.70 = 857,383.65 : x
  2. Step 2: Convert to fraction form
    1,582,535.89/2,183,901.70 = 857,383.65/x
  3. Step 3: Cross multiply
    1,582,535.89x = 2,183,901.70 × 857,383.65
  4. Step 4: Simplify right side
    1,582,535.89x = 1,872,441,599,867.70
  5. Step 5: Solve for x
    x = 1,872,441,599,867.70/1,582,535.89
  6. Step 6: Final answer
    x = 1,183,190.61

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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.