Home / 1,265,930.73-1,898,896.14-379,466.73

Finding the Fourth Proportional to 1,265,930.73, 1,898,896.14 and 379,466.73

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Solution

The fourth proportional to 1,265,930.73, 1,898,896.14 and 379,466.73 is: 569,200.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,930.73 : 1,898,896.14 = 379,466.73 : x
  2. Step 2: Convert to fraction form
    1,265,930.73/1,898,896.14 = 379,466.73/x
  3. Step 3: Cross multiply
    1,265,930.73x = 1,898,896.14 × 379,466.73
  4. Step 4: Simplify right side
    1,265,930.73x = 720,567,908,855.42
  5. Step 5: Solve for x
    x = 720,567,908,855.42/1,265,930.73
  6. Step 6: Final answer
    x = 569,200.11

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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.