Home / 1,632,190.80-2,448,631.80-494,859.60

Finding the Fourth Proportional to 1,632,190.80, 2,448,631.80 and 494,859.60

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Solution

The fourth proportional to 1,632,190.80, 2,448,631.80 and 494,859.60 is: 742,394.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,190.80 : 2,448,631.80 = 494,859.60 : x
  2. Step 2: Convert to fraction form
    1,632,190.80/2,448,631.80 = 494,859.60/x
  3. Step 3: Cross multiply
    1,632,190.80x = 2,448,631.80 × 494,859.60
  4. Step 4: Simplify right side
    1,632,190.80x = 1,211,728,953,095.28
  5. Step 5: Solve for x
    x = 1,211,728,953,095.28/1,632,190.80
  6. Step 6: Final answer
    x = 742,394.18

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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.