Home / 4,989,096.80-7,488,019.20-2,964,809.60

Finding the Fourth Proportional to 4,989,096.80, 7,488,019.20 and 2,964,809.60

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Solution

The fourth proportional to 4,989,096.80, 7,488,019.20 and 2,964,809.60 is: 4,449,813.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,096.80 : 7,488,019.20 = 2,964,809.60 : x
  2. Step 2: Convert to fraction form
    4,989,096.80/7,488,019.20 = 2,964,809.60/x
  3. Step 3: Cross multiply
    4,989,096.80x = 7,488,019.20 × 2,964,809.60
  4. Step 4: Simplify right side
    4,989,096.80x = 22,200,551,209,144.32
  5. Step 5: Solve for x
    x = 22,200,551,209,144.32/4,989,096.80
  6. Step 6: Final answer
    x = 4,449,813.68

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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.