Home / 1,092,619.78-1,639,126.86-334,447.54

Finding the Fourth Proportional to 1,092,619.78, 1,639,126.86 and 334,447.54

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Solution

The fourth proportional to 1,092,619.78, 1,639,126.86 and 334,447.54 is: 501,731.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,619.78 : 1,639,126.86 = 334,447.54 : x
  2. Step 2: Convert to fraction form
    1,092,619.78/1,639,126.86 = 334,447.54/x
  3. Step 3: Cross multiply
    1,092,619.78x = 1,639,126.86 × 334,447.54
  4. Step 4: Simplify right side
    1,092,619.78x = 548,201,946,074.92
  5. Step 5: Solve for x
    x = 548,201,946,074.92/1,092,619.78
  6. Step 6: Final answer
    x = 501,731.67

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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.