Home / 1,114,812.72-1,538,445.96-605,523.60

Finding the Fourth Proportional to 1,114,812.72, 1,538,445.96 and 605,523.60

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Solution

The fourth proportional to 1,114,812.72, 1,538,445.96 and 605,523.60 is: 835,624.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,812.72 : 1,538,445.96 = 605,523.60 : x
  2. Step 2: Convert to fraction form
    1,114,812.72/1,538,445.96 = 605,523.60/x
  3. Step 3: Cross multiply
    1,114,812.72x = 1,538,445.96 × 605,523.60
  4. Step 4: Simplify right side
    1,114,812.72x = 931,565,336,104.66
  5. Step 5: Solve for x
    x = 931,565,336,104.66/1,114,812.72
  6. Step 6: Final answer
    x = 835,624.96

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Double scale
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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.