Home / 4,920,749.20-7,382,290.20-2,524,963.60

Finding the Fourth Proportional to 4,920,749.20, 7,382,290.20 and 2,524,963.60

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Solution

The fourth proportional to 4,920,749.20, 7,382,290.20 and 2,524,963.60 is: 3,788,043.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,749.20 : 7,382,290.20 = 2,524,963.60 : x
  2. Step 2: Convert to fraction form
    4,920,749.20/7,382,290.20 = 2,524,963.60/x
  3. Step 3: Cross multiply
    4,920,749.20x = 7,382,290.20 × 2,524,963.60
  4. Step 4: Simplify right side
    4,920,749.20x = 18,640,014,039,636.72
  5. Step 5: Solve for x
    x = 18,640,014,039,636.72/4,920,749.20
  6. Step 6: Final answer
    x = 3,788,043.91

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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.