Home / 1,392,424.62-2,089,451.12-582,741.40

Finding the Fourth Proportional to 1,392,424.62, 2,089,451.12 and 582,741.40

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Solution

The fourth proportional to 1,392,424.62, 2,089,451.12 and 582,741.40 is: 874,452.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,392,424.62 : 2,089,451.12 = 582,741.40 : x
  2. Step 2: Convert to fraction form
    1,392,424.62/2,089,451.12 = 582,741.40/x
  3. Step 3: Cross multiply
    1,392,424.62x = 2,089,451.12 × 582,741.40
  4. Step 4: Simplify right side
    1,392,424.62x = 1,217,609,670,900.37
  5. Step 5: Solve for x
    x = 1,217,609,670,900.37/1,392,424.62
  6. Step 6: Final answer
    x = 874,452.85

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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.