Home / 4,680,620.40-7,020,930.60-3,882,802.80

Finding the Fourth Proportional to 4,680,620.40, 7,020,930.60 and 3,882,802.80

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Solution

The fourth proportional to 4,680,620.40, 7,020,930.60 and 3,882,802.80 is: 5,824,204.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,620.40 : 7,020,930.60 = 3,882,802.80 : x
  2. Step 2: Convert to fraction form
    4,680,620.40/7,020,930.60 = 3,882,802.80/x
  3. Step 3: Cross multiply
    4,680,620.40x = 7,020,930.60 × 3,882,802.80
  4. Step 4: Simplify right side
    4,680,620.40x = 27,260,888,992,285.68
  5. Step 5: Solve for x
    x = 27,260,888,992,285.68/4,680,620.40
  6. Step 6: Final answer
    x = 5,824,204.20

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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.