Home / 1,901,055.37-2,622,577.04-1,683,485.78

Finding the Fourth Proportional to 1,901,055.37, 2,622,577.04 and 1,683,485.78

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Solution

The fourth proportional to 1,901,055.37, 2,622,577.04 and 1,683,485.78 is: 2,322,431.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,055.37 : 2,622,577.04 = 1,683,485.78 : x
  2. Step 2: Convert to fraction form
    1,901,055.37/2,622,577.04 = 1,683,485.78/x
  3. Step 3: Cross multiply
    1,901,055.37x = 2,622,577.04 × 1,683,485.78
  4. Step 4: Simplify right side
    1,901,055.37x = 4,415,071,148,046.86
  5. Step 5: Solve for x
    x = 4,415,071,148,046.86/1,901,055.37
  6. Step 6: Final answer
    x = 2,322,431.64

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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.