Home / 1,261,899.42-1,741,621.14-802,535.06

Finding the Fourth Proportional to 1,261,899.42, 1,741,621.14 and 802,535.06

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Solution

The fourth proportional to 1,261,899.42, 1,741,621.14 and 802,535.06 is: 1,107,625.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,899.42 : 1,741,621.14 = 802,535.06 : x
  2. Step 2: Convert to fraction form
    1,261,899.42/1,741,621.14 = 802,535.06/x
  3. Step 3: Cross multiply
    1,261,899.42x = 1,741,621.14 × 802,535.06
  4. Step 4: Simplify right side
    1,261,899.42x = 1,397,712,017,379.06
  5. Step 5: Solve for x
    x = 1,397,712,017,379.06/1,261,899.42
  6. Step 6: Final answer
    x = 1,107,625.53

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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.