Home / 3,030,748.20-4,183,796.48-1,998,868.14

Finding the Fourth Proportional to 3,030,748.20, 4,183,796.48 and 1,998,868.14

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Solution

The fourth proportional to 3,030,748.20, 4,183,796.48 and 1,998,868.14 is: 2,759,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030,748.20 : 4,183,796.48 = 1,998,868.14 : x
  2. Step 2: Convert to fraction form
    3,030,748.20/4,183,796.48 = 1,998,868.14/x
  3. Step 3: Cross multiply
    3,030,748.20x = 4,183,796.48 × 1,998,868.14
  4. Step 4: Simplify right side
    3,030,748.20x = 8,362,857,478,121.81
  5. Step 5: Solve for x
    x = 8,362,857,478,121.81/3,030,748.20
  6. Step 6: Final answer
    x = 2,759,337.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.