Home / 1,173,376.44-1,619,990.82-806,485.32

Finding the Fourth Proportional to 1,173,376.44, 1,619,990.82 and 806,485.32

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Solution

The fourth proportional to 1,173,376.44, 1,619,990.82 and 806,485.32 is: 1,113,452.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,376.44 : 1,619,990.82 = 806,485.32 : x
  2. Step 2: Convert to fraction form
    1,173,376.44/1,619,990.82 = 806,485.32/x
  3. Step 3: Cross multiply
    1,173,376.44x = 1,619,990.82 × 806,485.32
  4. Step 4: Simplify right side
    1,173,376.44x = 1,306,498,814,864.76
  5. Step 5: Solve for x
    x = 1,306,498,814,864.76/1,173,376.44
  6. Step 6: Final answer
    x = 1,113,452.40

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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.