Home / 1,160,511.23-1,738,707.42-485,103.67

Finding the Fourth Proportional to 1,160,511.23, 1,738,707.42 and 485,103.67

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Solution

The fourth proportional to 1,160,511.23, 1,738,707.42 and 485,103.67 is: 726,794.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,511.23 : 1,738,707.42 = 485,103.67 : x
  2. Step 2: Convert to fraction form
    1,160,511.23/1,738,707.42 = 485,103.67/x
  3. Step 3: Cross multiply
    1,160,511.23x = 1,738,707.42 × 485,103.67
  4. Step 4: Simplify right side
    1,160,511.23x = 843,453,347,970.60
  5. Step 5: Solve for x
    x = 843,453,347,970.60/1,160,511.23
  6. Step 6: Final answer
    x = 726,794.64

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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.