Home / 4,920,672.20-7,382,174.70-2,524,886.60

Finding the Fourth Proportional to 4,920,672.20, 7,382,174.70 and 2,524,886.60

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Solution

The fourth proportional to 4,920,672.20, 7,382,174.70 and 2,524,886.60 is: 3,787,928.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,672.20 : 7,382,174.70 = 2,524,886.60 : x
  2. Step 2: Convert to fraction form
    4,920,672.20/7,382,174.70 = 2,524,886.60/x
  3. Step 3: Cross multiply
    4,920,672.20x = 7,382,174.70 × 2,524,886.60
  4. Step 4: Simplify right side
    4,920,672.20x = 18,639,153,978,889.02
  5. Step 5: Solve for x
    x = 18,639,153,978,889.02/4,920,672.20
  6. Step 6: Final answer
    x = 3,787,928.40

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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.