Finding the Fourth Proportional to 3,975,657.18, 5,963,537.60 and 1,135,861.98
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Solution
The fourth proportional to 3,975,657.18, 5,963,537.60 and 1,135,861.98 is: 1,703,807.78
Step by Step Solution
- Step 1: Write the proportion equation
3,975,657.18 : 5,963,537.60 = 1,135,861.98 : x - Step 2: Convert to fraction form
3,975,657.18/5,963,537.60 = 1,135,861.98/x - Step 3: Cross multiply
3,975,657.18x = 5,963,537.60 × 1,135,861.98 - Step 4: Simplify right side
3,975,657.18x = 6,773,755,626,140.45 - Step 5: Solve for x
x = 6,773,755,626,140.45/3,975,657.18 - Step 6: Final answer
x = 1,703,807.78
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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.