Finding the Fourth Proportional to 3,316,830.49, 4,975,273.58 and 920,861.96
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Solution
The fourth proportional to 3,316,830.49, 4,975,273.58 and 920,861.96 is: 1,381,300.67
Step by Step Solution
- Step 1: Write the proportion equation
3,316,830.49 : 4,975,273.58 = 920,861.96 : x - Step 2: Convert to fraction form
3,316,830.49/4,975,273.58 = 920,861.96/x - Step 3: Cross multiply
3,316,830.49x = 4,975,273.58 × 920,861.96 - Step 4: Simplify right side
3,316,830.49x = 4,581,540,170,107.14 - Step 5: Solve for x
x = 4,581,540,170,107.14/3,316,830.49 - Step 6: Final answer
x = 1,381,300.67
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.