Home / 1,329,915.04-1,997,825.28-824,849.44

Finding the Fourth Proportional to 1,329,915.04, 1,997,825.28 and 824,849.44

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Solution

The fourth proportional to 1,329,915.04, 1,997,825.28 and 824,849.44 is: 1,239,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,915.04 : 1,997,825.28 = 824,849.44 : x
  2. Step 2: Convert to fraction form
    1,329,915.04/1,997,825.28 = 824,849.44/x
  3. Step 3: Cross multiply
    1,329,915.04x = 1,997,825.28 × 824,849.44
  4. Step 4: Simplify right side
    1,329,915.04x = 1,647,905,063,425.84
  5. Step 5: Solve for x
    x = 1,647,905,063,425.84/1,329,915.04
  6. Step 6: Final answer
    x = 1,239,105.52

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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.