Home / 1,268,915.60-1,750,185.96-1,077,626

Finding the Fourth Proportional to 1,268,915.60, 1,750,185.96 and 1,077,626

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Solution

The fourth proportional to 1,268,915.60, 1,750,185.96 and 1,077,626 is: 1,486,344.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,915.60 : 1,750,185.96 = 1,077,626 : x
  2. Step 2: Convert to fraction form
    1,268,915.60/1,750,185.96 = 1,077,626/x
  3. Step 3: Cross multiply
    1,268,915.60x = 1,750,185.96 × 1,077,626
  4. Step 4: Simplify right side
    1,268,915.60x = 1,886,045,895,330.96
  5. Step 5: Solve for x
    x = 1,886,045,895,330.96/1,268,915.60
  6. Step 6: Final answer
    x = 1,486,344.64

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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.