Home / 1,632,123.80-2,448,531.30-494,792.60

Finding the Fourth Proportional to 1,632,123.80, 2,448,531.30 and 494,792.60

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Solution

The fourth proportional to 1,632,123.80, 2,448,531.30 and 494,792.60 is: 742,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,123.80 : 2,448,531.30 = 494,792.60 : x
  2. Step 2: Convert to fraction form
    1,632,123.80/2,448,531.30 = 494,792.60/x
  3. Step 3: Cross multiply
    1,632,123.80x = 2,448,531.30 × 494,792.60
  4. Step 4: Simplify right side
    1,632,123.80x = 1,211,515,168,108.38
  5. Step 5: Solve for x
    x = 1,211,515,168,108.38/1,632,123.80
  6. Step 6: Final answer
    x = 742,293.67

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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.