Home / 1,393,435.44-2,089,651.60-482,370.40

Finding the Fourth Proportional to 1,393,435.44, 2,089,651.60 and 482,370.40

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Solution

The fourth proportional to 1,393,435.44, 2,089,651.60 and 482,370.40 is: 723,381.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,435.44 : 2,089,651.60 = 482,370.40 : x
  2. Step 2: Convert to fraction form
    1,393,435.44/2,089,651.60 = 482,370.40/x
  3. Step 3: Cross multiply
    1,393,435.44x = 2,089,651.60 × 482,370.40
  4. Step 4: Simplify right side
    1,393,435.44x = 1,007,986,078,152.64
  5. Step 5: Solve for x
    x = 1,007,986,078,152.64/1,393,435.44
  6. Step 6: Final answer
    x = 723,381.97

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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.