Home / 2,797,556.40-4,196,334.60-905,655.60

Finding the Fourth Proportional to 2,797,556.40, 4,196,334.60 and 905,655.60

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Solution

The fourth proportional to 2,797,556.40, 4,196,334.60 and 905,655.60 is: 1,358,483.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797,556.40 : 4,196,334.60 = 905,655.60 : x
  2. Step 2: Convert to fraction form
    2,797,556.40/4,196,334.60 = 905,655.60/x
  3. Step 3: Cross multiply
    2,797,556.40x = 4,196,334.60 × 905,655.60
  4. Step 4: Simplify right side
    2,797,556.40x = 3,800,433,929,963.76
  5. Step 5: Solve for x
    x = 3,800,433,929,963.76/2,797,556.40
  6. Step 6: Final answer
    x = 1,358,483.40

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Similar ratio
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1.5x scale

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.