Home / 2,080,336.08-3,120,185.40-660,208.08

Finding the Fourth Proportional to 2,080,336.08, 3,120,185.40 and 660,208.08

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Solution

The fourth proportional to 2,080,336.08, 3,120,185.40 and 660,208.08 is: 990,210.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,336.08 : 3,120,185.40 = 660,208.08 : x
  2. Step 2: Convert to fraction form
    2,080,336.08/3,120,185.40 = 660,208.08/x
  3. Step 3: Cross multiply
    2,080,336.08x = 3,120,185.40 × 660,208.08
  4. Step 4: Simplify right side
    2,080,336.08x = 2,059,971,612,178.03
  5. Step 5: Solve for x
    x = 2,059,971,612,178.03/2,080,336.08
  6. Step 6: Final answer
    x = 990,210.97

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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.