Home / 1,035,115.20-1,552,672.80-325,142.10

Finding the Fourth Proportional to 1,035,115.20, 1,552,672.80 and 325,142.10

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Solution

The fourth proportional to 1,035,115.20, 1,552,672.80 and 325,142.10 is: 487,713.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,115.20 : 1,552,672.80 = 325,142.10 : x
  2. Step 2: Convert to fraction form
    1,035,115.20/1,552,672.80 = 325,142.10/x
  3. Step 3: Cross multiply
    1,035,115.20x = 1,552,672.80 × 325,142.10
  4. Step 4: Simplify right side
    1,035,115.20x = 504,839,294,804.88
  5. Step 5: Solve for x
    x = 504,839,294,804.88/1,035,115.20
  6. Step 6: Final answer
    x = 487,713.15

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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.