Home / 2,000,170.20-3,000,255.30-802,277.40

Finding the Fourth Proportional to 2,000,170.20, 3,000,255.30 and 802,277.40

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Solution

The fourth proportional to 2,000,170.20, 3,000,255.30 and 802,277.40 is: 1,203,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,170.20 : 3,000,255.30 = 802,277.40 : x
  2. Step 2: Convert to fraction form
    2,000,170.20/3,000,255.30 = 802,277.40/x
  3. Step 3: Cross multiply
    2,000,170.20x = 3,000,255.30 × 802,277.40
  4. Step 4: Simplify right side
    2,000,170.20x = 2,407,037,021,420.22
  5. Step 5: Solve for x
    x = 2,407,037,021,420.22/2,000,170.20
  6. Step 6: Final answer
    x = 1,203,416.10

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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.