Home / 4,990,780.60-7,472,174.10-4,850,812.60

Finding the Fourth Proportional to 4,990,780.60, 7,472,174.10 and 4,850,812.60

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Solution

The fourth proportional to 4,990,780.60, 7,472,174.10 and 4,850,812.60 is: 7,262,614.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,780.60 : 7,472,174.10 = 4,850,812.60 : x
  2. Step 2: Convert to fraction form
    4,990,780.60/7,472,174.10 = 4,850,812.60/x
  3. Step 3: Cross multiply
    4,990,780.60x = 7,472,174.10 × 4,850,812.60
  4. Step 4: Simplify right side
    4,990,780.60x = 36,246,116,273,673.66
  5. Step 5: Solve for x
    x = 36,246,116,273,673.66/4,990,780.60
  6. Step 6: Final answer
    x = 7,262,614.64

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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.