Home / 1,261,904.42-1,741,628.04-802,540.08

Finding the Fourth Proportional to 1,261,904.42, 1,741,628.04 and 802,540.08

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Solution

The fourth proportional to 1,261,904.42, 1,741,628.04 and 802,540.08 is: 1,107,632.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,904.42 : 1,741,628.04 = 802,540.08 : x
  2. Step 2: Convert to fraction form
    1,261,904.42/1,741,628.04 = 802,540.08/x
  3. Step 3: Cross multiply
    1,261,904.42x = 1,741,628.04 × 802,540.08
  4. Step 4: Simplify right side
    1,261,904.42x = 1,397,726,306,551.84
  5. Step 5: Solve for x
    x = 1,397,726,306,551.84/1,261,904.42
  6. Step 6: Final answer
    x = 1,107,632.47

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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.