Home / 2,927,788.62-4,388,638.23-1,131,905.58

Finding the Fourth Proportional to 2,927,788.62, 4,388,638.23 and 1,131,905.58

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Solution

The fourth proportional to 2,927,788.62, 4,388,638.23 and 1,131,905.58 is: 1,696,681.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,788.62 : 4,388,638.23 = 1,131,905.58 : x
  2. Step 2: Convert to fraction form
    2,927,788.62/4,388,638.23 = 1,131,905.58/x
  3. Step 3: Cross multiply
    2,927,788.62x = 4,388,638.23 × 1,131,905.58
  4. Step 4: Simplify right side
    2,927,788.62x = 4,967,524,101,138.32
  5. Step 5: Solve for x
    x = 4,967,524,101,138.32/2,927,788.62
  6. Step 6: Final answer
    x = 1,696,681.27

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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.