Home / 2,489,890.68-3,734,815.08-692,769

Finding the Fourth Proportional to 2,489,890.68, 3,734,815.08 and 692,769

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Solution

The fourth proportional to 2,489,890.68, 3,734,815.08 and 692,769 is: 1,039,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,890.68 : 3,734,815.08 = 692,769 : x
  2. Step 2: Convert to fraction form
    2,489,890.68/3,734,815.08 = 692,769/x
  3. Step 3: Cross multiply
    2,489,890.68x = 3,734,815.08 × 692,769
  4. Step 4: Simplify right side
    2,489,890.68x = 2,587,364,108,156.52
  5. Step 5: Solve for x
    x = 2,587,364,108,156.52/2,489,890.68
  6. Step 6: Final answer
    x = 1,039,147.67

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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.