Home / 1,368,622.26-1,886,687.64-959,485.32

Finding the Fourth Proportional to 1,368,622.26, 1,886,687.64 and 959,485.32

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Solution

The fourth proportional to 1,368,622.26, 1,886,687.64 and 959,485.32 is: 1,322,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,622.26 : 1,886,687.64 = 959,485.32 : x
  2. Step 2: Convert to fraction form
    1,368,622.26/1,886,687.64 = 959,485.32/x
  3. Step 3: Cross multiply
    1,368,622.26x = 1,886,687.64 × 959,485.32
  4. Step 4: Simplify right side
    1,368,622.26x = 1,810,249,094,005.44
  5. Step 5: Solve for x
    x = 1,810,249,094,005.44/1,368,622.26
  6. Step 6: Final answer
    x = 1,322,679.86

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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.