Finding the Fourth Proportional to 6,343,679.12, 9,515,436.18 and 1,551,409.88
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Solution
The fourth proportional to 6,343,679.12, 9,515,436.18 and 1,551,409.88 is: 2,327,094.64
Step by Step Solution
- Step 1: Write the proportion equation
6,343,679.12 : 9,515,436.18 = 1,551,409.88 : x - Step 2: Convert to fraction form
6,343,679.12/9,515,436.18 = 1,551,409.88/x - Step 3: Cross multiply
6,343,679.12x = 9,515,436.18 × 1,551,409.88 - Step 4: Simplify right side
6,343,679.12x = 14,762,341,702,161.46 - Step 5: Solve for x
x = 14,762,341,702,161.46/6,343,679.12 - Step 6: Final answer
x = 2,327,094.64
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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.