Home / 1,763,485.94-2,431,326.38-1,142,185.70

Finding the Fourth Proportional to 1,763,485.94, 2,431,326.38 and 1,142,185.70

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Solution

The fourth proportional to 1,763,485.94, 2,431,326.38 and 1,142,185.70 is: 1,574,736.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763,485.94 : 2,431,326.38 = 1,142,185.70 : x
  2. Step 2: Convert to fraction form
    1,763,485.94/2,431,326.38 = 1,142,185.70/x
  3. Step 3: Cross multiply
    1,763,485.94x = 2,431,326.38 × 1,142,185.70
  4. Step 4: Simplify right side
    1,763,485.94x = 2,777,026,223,268.77
  5. Step 5: Solve for x
    x = 2,777,026,223,268.77/1,763,485.94
  6. Step 6: Final answer
    x = 1,574,736.81

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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.