Finding the Fourth Proportional to 2,880,399.40, 4,316,542.62 and 2,203,861.48
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Solution
The fourth proportional to 2,880,399.40, 4,316,542.62 and 2,203,861.48 is: 3,302,688.51
Step by Step Solution
- Step 1: Write the proportion equation
2,880,399.40 : 4,316,542.62 = 2,203,861.48 : x - Step 2: Convert to fraction form
2,880,399.40/4,316,542.62 = 2,203,861.48/x - Step 3: Cross multiply
2,880,399.40x = 4,316,542.62 × 2,203,861.48 - Step 4: Simplify right side
2,880,399.40x = 9,513,062,006,996.28 - Step 5: Solve for x
x = 9,513,062,006,996.28/2,880,399.40 - Step 6: Final answer
x = 3,302,688.51
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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.