Home / 1,261,903.42-1,741,626.66-802,539.06

Finding the Fourth Proportional to 1,261,903.42, 1,741,626.66 and 802,539.06

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Solution

The fourth proportional to 1,261,903.42, 1,741,626.66 and 802,539.06 is: 1,107,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,903.42 : 1,741,626.66 = 802,539.06 : x
  2. Step 2: Convert to fraction form
    1,261,903.42/1,741,626.66 = 802,539.06/x
  3. Step 3: Cross multiply
    1,261,903.42x = 1,741,626.66 × 802,539.06
  4. Step 4: Simplify right side
    1,261,903.42x = 1,397,723,422,587.34
  5. Step 5: Solve for x
    x = 1,397,723,422,587.34/1,261,903.42
  6. Step 6: Final answer
    x = 1,107,631.06

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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.