Finding the Fourth Proportional to 4,857,301.75, 7,286,302.55 and 1,865,485.75
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Solution
The fourth proportional to 4,857,301.75, 7,286,302.55 and 1,865,485.75 is: 2,798,363.01
Step by Step Solution
- Step 1: Write the proportion equation
4,857,301.75 : 7,286,302.55 = 1,865,485.75 : x - Step 2: Convert to fraction form
4,857,301.75/7,286,302.55 = 1,865,485.75/x - Step 3: Cross multiply
4,857,301.75x = 7,286,302.55 × 1,865,485.75 - Step 4: Simplify right side
4,857,301.75x = 13,592,493,567,886.23 - Step 5: Solve for x
x = 13,592,493,567,886.23/4,857,301.75 - Step 6: Final answer
x = 2,798,363.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.