Home / 3,341,428.20-5,012,142.30-977,524.20

Finding the Fourth Proportional to 3,341,428.20, 5,012,142.30 and 977,524.20

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Solution

The fourth proportional to 3,341,428.20, 5,012,142.30 and 977,524.20 is: 1,466,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341,428.20 : 5,012,142.30 = 977,524.20 : x
  2. Step 2: Convert to fraction form
    3,341,428.20/5,012,142.30 = 977,524.20/x
  3. Step 3: Cross multiply
    3,341,428.20x = 5,012,142.30 × 977,524.20
  4. Step 4: Simplify right side
    3,341,428.20x = 4,899,490,392,093.66
  5. Step 5: Solve for x
    x = 4,899,490,392,093.66/3,341,428.20
  6. Step 6: Final answer
    x = 1,466,286.30

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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.