Home / 1,582,574.91-2,183,824.10-929,132.12

Finding the Fourth Proportional to 1,582,574.91, 2,183,824.10 and 929,132.12

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Solution

The fourth proportional to 1,582,574.91, 2,183,824.10 and 929,132.12 is: 1,282,126.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,574.91 : 2,183,824.10 = 929,132.12 : x
  2. Step 2: Convert to fraction form
    1,582,574.91/2,183,824.10 = 929,132.12/x
  3. Step 3: Cross multiply
    1,582,574.91x = 2,183,824.10 × 929,132.12
  4. Step 4: Simplify right side
    1,582,574.91x = 2,029,061,107,143.80
  5. Step 5: Solve for x
    x = 2,029,061,107,143.80/1,582,574.91
  6. Step 6: Final answer
    x = 1,282,126.42

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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.