Home / 2,116,824.20-3,175,236.30-997,080.20

Finding the Fourth Proportional to 2,116,824.20, 3,175,236.30 and 997,080.20

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Solution

The fourth proportional to 2,116,824.20, 3,175,236.30 and 997,080.20 is: 1,495,620.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,824.20 : 3,175,236.30 = 997,080.20 : x
  2. Step 2: Convert to fraction form
    2,116,824.20/3,175,236.30 = 997,080.20/x
  3. Step 3: Cross multiply
    2,116,824.20x = 3,175,236.30 × 997,080.20
  4. Step 4: Simplify right side
    2,116,824.20x = 3,165,965,245,051.26
  5. Step 5: Solve for x
    x = 3,165,965,245,051.26/2,116,824.20
  6. Step 6: Final answer
    x = 1,495,620.30

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Double scale
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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.