Finding the Fourth Proportional to 3,316,835.62, 4,975,609.02 and 920,690.38
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Solution
The fourth proportional to 3,316,835.62, 4,975,609.02 and 920,690.38 is: 1,381,134.28
Step by Step Solution
- Step 1: Write the proportion equation
3,316,835.62 : 4,975,609.02 = 920,690.38 : x - Step 2: Convert to fraction form
3,316,835.62/4,975,609.02 = 920,690.38/x - Step 3: Cross multiply
3,316,835.62x = 4,975,609.02 × 920,690.38 - Step 4: Simplify right side
3,316,835.62x = 4,580,995,359,355.23 - Step 5: Solve for x
x = 4,580,995,359,355.23/3,316,835.62 - Step 6: Final answer
x = 1,381,134.28
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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.