Finding the Fourth Proportional to 5,699,402.62, 7,865,187.14 and 3,085,935.18
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Solution
The fourth proportional to 5,699,402.62, 7,865,187.14 and 3,085,935.18 is: 4,258,596.79
Step by Step Solution
- Step 1: Write the proportion equation
5,699,402.62 : 7,865,187.14 = 3,085,935.18 : x - Step 2: Convert to fraction form
5,699,402.62/7,865,187.14 = 3,085,935.18/x - Step 3: Cross multiply
5,699,402.62x = 7,865,187.14 × 3,085,935.18 - Step 4: Simplify right side
5,699,402.62x = 24,271,457,692,609.59 - Step 5: Solve for x
x = 24,271,457,692,609.59/5,699,402.62 - Step 6: Final answer
x = 4,258,596.79
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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.