Home / 1,582,506.48-2,183,859.45-857,359.20

Finding the Fourth Proportional to 1,582,506.48, 2,183,859.45 and 857,359.20

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Solution

The fourth proportional to 1,582,506.48, 2,183,859.45 and 857,359.20 is: 1,183,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,506.48 : 2,183,859.45 = 857,359.20 : x
  2. Step 2: Convert to fraction form
    1,582,506.48/2,183,859.45 = 857,359.20/x
  3. Step 3: Cross multiply
    1,582,506.48x = 2,183,859.45 × 857,359.20
  4. Step 4: Simplify right side
    1,582,506.48x = 1,872,351,990,964.44
  5. Step 5: Solve for x
    x = 1,872,351,990,964.44/1,582,506.48
  6. Step 6: Final answer
    x = 1,183,155.97

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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.