Home / 3,138,331.30-4,707,496.96-1,544,008.30

Finding the Fourth Proportional to 3,138,331.30, 4,707,496.96 and 1,544,008.30

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Solution

The fourth proportional to 3,138,331.30, 4,707,496.96 and 1,544,008.30 is: 2,316,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,331.30 : 4,707,496.96 = 1,544,008.30 : x
  2. Step 2: Convert to fraction form
    3,138,331.30/4,707,496.96 = 1,544,008.30/x
  3. Step 3: Cross multiply
    3,138,331.30x = 4,707,496.96 × 1,544,008.30
  4. Step 4: Simplify right side
    3,138,331.30x = 7,268,414,378,464.77
  5. Step 5: Solve for x
    x = 7,268,414,378,464.77/3,138,331.30
  6. Step 6: Final answer
    x = 2,316,012.45

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Double scale
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Similar ratio
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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.