Finding the Fourth Proportional to 3,620,211.17, 5,430,311.42 and 924,538.05
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Solution
The fourth proportional to 3,620,211.17, 5,430,311.42 and 924,538.05 is: 1,386,805.71
Step by Step Solution
- Step 1: Write the proportion equation
3,620,211.17 : 5,430,311.42 = 924,538.05 : x - Step 2: Convert to fraction form
3,620,211.17/5,430,311.42 = 924,538.05/x - Step 3: Cross multiply
3,620,211.17x = 5,430,311.42 × 924,538.05 - Step 4: Simplify right side
3,620,211.17x = 5,020,529,526,516.84 - Step 5: Solve for x
x = 5,020,529,526,516.84/3,620,211.17 - Step 6: Final answer
x = 1,386,805.71
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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.