Home / 2,749,675.20-4,128,206.40-1,613,601.60

Finding the Fourth Proportional to 2,749,675.20, 4,128,206.40 and 1,613,601.60

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Solution

The fourth proportional to 2,749,675.20, 4,128,206.40 and 1,613,601.60 is: 2,422,569.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,675.20 : 4,128,206.40 = 1,613,601.60 : x
  2. Step 2: Convert to fraction form
    2,749,675.20/4,128,206.40 = 1,613,601.60/x
  3. Step 3: Cross multiply
    2,749,675.20x = 4,128,206.40 × 1,613,601.60
  4. Step 4: Simplify right side
    2,749,675.20x = 6,661,280,452,170.24
  5. Step 5: Solve for x
    x = 6,661,280,452,170.24/2,749,675.20
  6. Step 6: Final answer
    x = 2,422,569.93

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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.