Finding the Fourth Proportional to 3,809,525.58, 5,257,209.42 and 2,090,806.02
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Solution
The fourth proportional to 3,809,525.58, 5,257,209.42 and 2,090,806.02 is: 2,885,347.50
Step by Step Solution
- Step 1: Write the proportion equation
3,809,525.58 : 5,257,209.42 = 2,090,806.02 : x - Step 2: Convert to fraction form
3,809,525.58/5,257,209.42 = 2,090,806.02/x - Step 3: Cross multiply
3,809,525.58x = 5,257,209.42 × 2,090,806.02 - Step 4: Simplify right side
3,809,525.58x = 10,991,805,103,736.71 - Step 5: Solve for x
x = 10,991,805,103,736.71/3,809,525.58 - Step 6: Final answer
x = 2,885,347.50
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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.