Finding the Fourth Proportional to 3,684,166.71, 5,525,991.12 and 1,378,220.03
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Solution
The fourth proportional to 3,684,166.71, 5,525,991.12 and 1,378,220.03 is: 2,067,233.18
Step by Step Solution
- Step 1: Write the proportion equation
3,684,166.71 : 5,525,991.12 = 1,378,220.03 : x - Step 2: Convert to fraction form
3,684,166.71/5,525,991.12 = 1,378,220.03/x - Step 3: Cross multiply
3,684,166.71x = 5,525,991.12 × 1,378,220.03 - Step 4: Simplify right side
3,684,166.71x = 7,616,031,647,186.13 - Step 5: Solve for x
x = 7,616,031,647,186.13/3,684,166.71 - Step 6: Final answer
x = 2,067,233.18
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.