Home / 1,618,104.80-2,424,844.20-1,188,268.40

Finding the Fourth Proportional to 1,618,104.80, 2,424,844.20 and 1,188,268.40

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Solution

The fourth proportional to 1,618,104.80, 2,424,844.20 and 1,188,268.40 is: 1,780,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,104.80 : 2,424,844.20 = 1,188,268.40 : x
  2. Step 2: Convert to fraction form
    1,618,104.80/2,424,844.20 = 1,188,268.40/x
  3. Step 3: Cross multiply
    1,618,104.80x = 2,424,844.20 × 1,188,268.40
  4. Step 4: Simplify right side
    1,618,104.80x = 2,881,365,737,783.28
  5. Step 5: Solve for x
    x = 2,881,365,737,783.28/1,618,104.80
  6. Step 6: Final answer
    x = 1,780,704.03

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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.