Home / 1,085,132.40-1,626,143.40-798,586.80

Finding the Fourth Proportional to 1,085,132.40, 1,626,143.40 and 798,586.80

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Solution

The fourth proportional to 1,085,132.40, 1,626,143.40 and 798,586.80 is: 1,196,735.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,132.40 : 1,626,143.40 = 798,586.80 : x
  2. Step 2: Convert to fraction form
    1,085,132.40/1,626,143.40 = 798,586.80/x
  3. Step 3: Cross multiply
    1,085,132.40x = 1,626,143.40 × 798,586.80
  4. Step 4: Simplify right side
    1,085,132.40x = 1,298,616,654,147.12
  5. Step 5: Solve for x
    x = 1,298,616,654,147.12/1,085,132.40
  6. Step 6: Final answer
    x = 1,196,735.67

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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.