Home / 3,226,228.20-4,839,342.30-862,324.20

Finding the Fourth Proportional to 3,226,228.20, 4,839,342.30 and 862,324.20

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Solution

The fourth proportional to 3,226,228.20, 4,839,342.30 and 862,324.20 is: 1,293,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226,228.20 : 4,839,342.30 = 862,324.20 : x
  2. Step 2: Convert to fraction form
    3,226,228.20/4,839,342.30 = 862,324.20/x
  3. Step 3: Cross multiply
    3,226,228.20x = 4,839,342.30 × 862,324.20
  4. Step 4: Simplify right side
    3,226,228.20x = 4,173,081,977,373.66
  5. Step 5: Solve for x
    x = 4,173,081,977,373.66/3,226,228.20
  6. Step 6: Final answer
    x = 1,293,486.30

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Double scale
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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.