Finding the Fourth Proportional to 5,680,940.40, 7,839,747.95 and 3,233,709
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Solution
The fourth proportional to 5,680,940.40, 7,839,747.95 and 3,233,709 is: 4,462,546.99
Step by Step Solution
- Step 1: Write the proportion equation
5,680,940.40 : 7,839,747.95 = 3,233,709 : x - Step 2: Convert to fraction form
5,680,940.40/7,839,747.95 = 3,233,709/x - Step 3: Cross multiply
5,680,940.40x = 7,839,747.95 × 3,233,709 - Step 4: Simplify right side
5,680,940.40x = 25,351,463,487,478.01 - Step 5: Solve for x
x = 25,351,463,487,478.01/5,680,940.40 - Step 6: Final answer
x = 4,462,546.99
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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.