Home / 3,325,464.60-4,989,665.70-1,618,661.40

Finding the Fourth Proportional to 3,325,464.60, 4,989,665.70 and 1,618,661.40

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Solution

The fourth proportional to 3,325,464.60, 4,989,665.70 and 1,618,661.40 is: 2,428,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325,464.60 : 4,989,665.70 = 1,618,661.40 : x
  2. Step 2: Convert to fraction form
    3,325,464.60/4,989,665.70 = 1,618,661.40/x
  3. Step 3: Cross multiply
    3,325,464.60x = 4,989,665.70 × 1,618,661.40
  4. Step 4: Simplify right side
    3,325,464.60x = 8,076,579,267,493.98
  5. Step 5: Solve for x
    x = 8,076,579,267,493.98/3,325,464.60
  6. Step 6: Final answer
    x = 2,428,707.03

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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.