Home / 1,261,901.67-1,741,624.25-802,537.31

Finding the Fourth Proportional to 1,261,901.67, 1,741,624.25 and 802,537.31

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Solution

The fourth proportional to 1,261,901.67, 1,741,624.25 and 802,537.31 is: 1,107,628.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,901.67 : 1,741,624.25 = 802,537.31 : x
  2. Step 2: Convert to fraction form
    1,261,901.67/1,741,624.25 = 802,537.31/x
  3. Step 3: Cross multiply
    1,261,901.67x = 1,741,624.25 × 802,537.31
  4. Step 4: Simplify right side
    1,261,901.67x = 1,397,718,427,904.96
  5. Step 5: Solve for x
    x = 1,397,718,427,904.96/1,261,901.67
  6. Step 6: Final answer
    x = 1,107,628.64

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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.