Home / 3,372,969-5,051,346.51-1,929,275.64

Finding the Fourth Proportional to 3,372,969, 5,051,346.51 and 1,929,275.64

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Solution

The fourth proportional to 3,372,969, 5,051,346.51 and 1,929,275.64 is: 2,889,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372,969 : 5,051,346.51 = 1,929,275.64 : x
  2. Step 2: Convert to fraction form
    3,372,969/5,051,346.51 = 1,929,275.64/x
  3. Step 3: Cross multiply
    3,372,969x = 5,051,346.51 × 1,929,275.64
  4. Step 4: Simplify right side
    3,372,969x = 9,745,439,770,942.02
  5. Step 5: Solve for x
    x = 9,745,439,770,942.02/3,372,969
  6. Step 6: Final answer
    x = 2,889,276.41

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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.