Finding the Fourth Proportional to 4,626,071.12, 6,945,474.47 and 2,353,133.66
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Solution
The fourth proportional to 4,626,071.12, 6,945,474.47 and 2,353,133.66 is: 3,532,939.58
Step by Step Solution
- Step 1: Write the proportion equation
4,626,071.12 : 6,945,474.47 = 2,353,133.66 : x - Step 2: Convert to fraction form
4,626,071.12/6,945,474.47 = 2,353,133.66/x - Step 3: Cross multiply
4,626,071.12x = 6,945,474.47 × 2,353,133.66 - Step 4: Simplify right side
4,626,071.12x = 16,343,629,748,261.99 - Step 5: Solve for x
x = 16,343,629,748,261.99/4,626,071.12 - Step 6: Final answer
x = 3,532,939.58
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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.