Home / 3,478,276.80-5,217,415.20-2,057,601.60

Finding the Fourth Proportional to 3,478,276.80, 5,217,415.20 and 2,057,601.60

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Solution

The fourth proportional to 3,478,276.80, 5,217,415.20 and 2,057,601.60 is: 3,086,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,276.80 : 5,217,415.20 = 2,057,601.60 : x
  2. Step 2: Convert to fraction form
    3,478,276.80/5,217,415.20 = 2,057,601.60/x
  3. Step 3: Cross multiply
    3,478,276.80x = 5,217,415.20 × 2,057,601.60
  4. Step 4: Simplify right side
    3,478,276.80x = 10,735,361,863,384.32
  5. Step 5: Solve for x
    x = 10,735,361,863,384.32/3,478,276.80
  6. Step 6: Final answer
    x = 3,086,402.40

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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.