Home / 1,582,574.20-2,183,949.48-857,440.44

Finding the Fourth Proportional to 1,582,574.20, 2,183,949.48 and 857,440.44

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Solution

The fourth proportional to 1,582,574.20, 2,183,949.48 and 857,440.44 is: 1,183,266.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,574.20 : 2,183,949.48 = 857,440.44 : x
  2. Step 2: Convert to fraction form
    1,582,574.20/2,183,949.48 = 857,440.44/x
  3. Step 3: Cross multiply
    1,582,574.20x = 2,183,949.48 × 857,440.44
  4. Step 4: Simplify right side
    1,582,574.20x = 1,872,606,603,068.97
  5. Step 5: Solve for x
    x = 1,872,606,603,068.97/1,582,574.20
  6. Step 6: Final answer
    x = 1,183,266.23

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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.