Home / 4,815,165.60-7,223,817.60-1,620,201.60

Finding the Fourth Proportional to 4,815,165.60, 7,223,817.60 and 1,620,201.60

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Solution

The fourth proportional to 4,815,165.60, 7,223,817.60 and 1,620,201.60 is: 2,430,662.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,165.60 : 7,223,817.60 = 1,620,201.60 : x
  2. Step 2: Convert to fraction form
    4,815,165.60/7,223,817.60 = 1,620,201.60/x
  3. Step 3: Cross multiply
    4,815,165.60x = 7,223,817.60 × 1,620,201.60
  4. Step 4: Simplify right side
    4,815,165.60x = 11,704,040,833,628.16
  5. Step 5: Solve for x
    x = 11,704,040,833,628.16/4,815,165.60
  6. Step 6: Final answer
    x = 2,430,662.16

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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.