Home / 4,919,683.20-7,380,907.20-2,395,420.80

Finding the Fourth Proportional to 4,919,683.20, 7,380,907.20 and 2,395,420.80

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Solution

The fourth proportional to 4,919,683.20, 7,380,907.20 and 2,395,420.80 is: 3,593,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,683.20 : 7,380,907.20 = 2,395,420.80 : x
  2. Step 2: Convert to fraction form
    4,919,683.20/7,380,907.20 = 2,395,420.80/x
  3. Step 3: Cross multiply
    4,919,683.20x = 7,380,907.20 × 2,395,420.80
  4. Step 4: Simplify right side
    4,919,683.20x = 17,680,378,629,749.76
  5. Step 5: Solve for x
    x = 17,680,378,629,749.76/4,919,683.20
  6. Step 6: Final answer
    x = 3,593,804.30

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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.