Home / 1,393,391.50-2,089,585.71-482,326.42

Finding the Fourth Proportional to 1,393,391.50, 2,089,585.71 and 482,326.42

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Solution

The fourth proportional to 1,393,391.50, 2,089,585.71 and 482,326.42 is: 723,316.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,391.50 : 2,089,585.71 = 482,326.42 : x
  2. Step 2: Convert to fraction form
    1,393,391.50/2,089,585.71 = 482,326.42/x
  3. Step 3: Cross multiply
    1,393,391.50x = 2,089,585.71 × 482,326.42
  4. Step 4: Simplify right side
    1,393,391.50x = 1,007,862,394,787.46
  5. Step 5: Solve for x
    x = 1,007,862,394,787.46/1,393,391.50
  6. Step 6: Final answer
    x = 723,316.02

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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.