Home / 1,295,343.40-1,940,390.70-733,721.80

Finding the Fourth Proportional to 1,295,343.40, 1,940,390.70 and 733,721.80

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Solution

The fourth proportional to 1,295,343.40, 1,940,390.70 and 733,721.80 is: 1,099,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,343.40 : 1,940,390.70 = 733,721.80 : x
  2. Step 2: Convert to fraction form
    1,295,343.40/1,940,390.70 = 733,721.80/x
  3. Step 3: Cross multiply
    1,295,343.40x = 1,940,390.70 × 733,721.80
  4. Step 4: Simplify right side
    1,295,343.40x = 1,423,706,957,107.26
  5. Step 5: Solve for x
    x = 1,423,706,957,107.26/1,295,343.40
  6. Step 6: Final answer
    x = 1,099,096.16

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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.