Home / 1,518,175.20-2,277,287.10-396,244.20

Finding the Fourth Proportional to 1,518,175.20, 2,277,287.10 and 396,244.20

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Solution

The fourth proportional to 1,518,175.20, 2,277,287.10 and 396,244.20 is: 594,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,175.20 : 2,277,287.10 = 396,244.20 : x
  2. Step 2: Convert to fraction form
    1,518,175.20/2,277,287.10 = 396,244.20/x
  3. Step 3: Cross multiply
    1,518,175.20x = 2,277,287.10 × 396,244.20
  4. Step 4: Simplify right side
    1,518,175.20x = 902,361,805,109.82
  5. Step 5: Solve for x
    x = 902,361,805,109.82/1,518,175.20
  6. Step 6: Final answer
    x = 594,372.64

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Double scale
Find fourth proportional to 1,518,176.20, 2,277,288.60 and 396,245.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.