Home / 1,393,030.23-2,089,752.95-494,396.72

Finding the Fourth Proportional to 1,393,030.23, 2,089,752.95 and 494,396.72

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Solution

The fourth proportional to 1,393,030.23, 2,089,752.95 and 494,396.72 is: 741,668.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,030.23 : 2,089,752.95 = 494,396.72 : x
  2. Step 2: Convert to fraction form
    1,393,030.23/2,089,752.95 = 494,396.72/x
  3. Step 3: Cross multiply
    1,393,030.23x = 2,089,752.95 × 494,396.72
  4. Step 4: Simplify right side
    1,393,030.23x = 1,033,166,991,169.58
  5. Step 5: Solve for x
    x = 1,033,166,991,169.58/1,393,030.23
  6. Step 6: Final answer
    x = 741,668.75

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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.