Home / 1,339,142.23-1,848,136.80-758,506.58

Finding the Fourth Proportional to 1,339,142.23, 1,848,136.80 and 758,506.58

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Solution

The fourth proportional to 1,339,142.23, 1,848,136.80 and 758,506.58 is: 1,046,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,142.23 : 1,848,136.80 = 758,506.58 : x
  2. Step 2: Convert to fraction form
    1,339,142.23/1,848,136.80 = 758,506.58/x
  3. Step 3: Cross multiply
    1,339,142.23x = 1,848,136.80 × 758,506.58
  4. Step 4: Simplify right side
    1,339,142.23x = 1,401,823,923,540.14
  5. Step 5: Solve for x
    x = 1,401,823,923,540.14/1,339,142.23
  6. Step 6: Final answer
    x = 1,046,807.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.