Home / 1,629,329.70-2,443,982.40-492,089.70

Finding the Fourth Proportional to 1,629,329.70, 2,443,982.40 and 492,089.70

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Solution

The fourth proportional to 1,629,329.70, 2,443,982.40 and 492,089.70 is: 738,130.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,329.70 : 2,443,982.40 = 492,089.70 : x
  2. Step 2: Convert to fraction form
    1,629,329.70/2,443,982.40 = 492,089.70/x
  3. Step 3: Cross multiply
    1,629,329.70x = 2,443,982.40 × 492,089.70
  4. Step 4: Simplify right side
    1,629,329.70x = 1,202,658,566,021.28
  5. Step 5: Solve for x
    x = 1,202,658,566,021.28/1,629,329.70
  6. Step 6: Final answer
    x = 738,130.88

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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.