Home / 2,080,349.20-3,120,696.60-660,365.20

Finding the Fourth Proportional to 2,080,349.20, 3,120,696.60 and 660,365.20

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Solution

The fourth proportional to 2,080,349.20, 3,120,696.60 and 660,365.20 is: 990,602.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,349.20 : 3,120,696.60 = 660,365.20 : x
  2. Step 2: Convert to fraction form
    2,080,349.20/3,120,696.60 = 660,365.20/x
  3. Step 3: Cross multiply
    2,080,349.20x = 3,120,696.60 × 660,365.20
  4. Step 4: Simplify right side
    2,080,349.20x = 2,060,799,434,398.32
  5. Step 5: Solve for x
    x = 2,060,799,434,398.32/2,080,349.20
  6. Step 6: Final answer
    x = 990,602.65

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Double scale
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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.