Home / 4,892,431.20-7,336,022.40-2,049,331.20

Finding the Fourth Proportional to 4,892,431.20, 7,336,022.40 and 2,049,331.20

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Solution

The fourth proportional to 4,892,431.20, 7,336,022.40 and 2,049,331.20 is: 3,072,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,431.20 : 7,336,022.40 = 2,049,331.20 : x
  2. Step 2: Convert to fraction form
    4,892,431.20/7,336,022.40 = 2,049,331.20/x
  3. Step 3: Cross multiply
    4,892,431.20x = 7,336,022.40 × 2,049,331.20
  4. Step 4: Simplify right side
    4,892,431.20x = 15,033,939,588,218.88
  5. Step 5: Solve for x
    x = 15,033,939,588,218.88/4,892,431.20
  6. Step 6: Final answer
    x = 3,072,897.50

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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.