Home / 1,492,110.80-2,238,166.20-494,838.80

Finding the Fourth Proportional to 1,492,110.80, 2,238,166.20 and 494,838.80

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Solution

The fourth proportional to 1,492,110.80, 2,238,166.20 and 494,838.80 is: 742,258.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,110.80 : 2,238,166.20 = 494,838.80 : x
  2. Step 2: Convert to fraction form
    1,492,110.80/2,238,166.20 = 494,838.80/x
  3. Step 3: Cross multiply
    1,492,110.80x = 2,238,166.20 × 494,838.80
  4. Step 4: Simplify right side
    1,492,110.80x = 1,107,531,476,608.56
  5. Step 5: Solve for x
    x = 1,107,531,476,608.56/1,492,110.80
  6. Step 6: Final answer
    x = 742,258.20

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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.