Finding the Fourth Proportional to 4,790,470, 7,186,888.68 and 1,424,662.96
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Solution
The fourth proportional to 4,790,470, 7,186,888.68 and 1,424,662.96 is: 2,137,346.46
Step by Step Solution
- Step 1: Write the proportion equation
4,790,470 : 7,186,888.68 = 1,424,662.96 : x - Step 2: Convert to fraction form
4,790,470/7,186,888.68 = 1,424,662.96/x - Step 3: Cross multiply
4,790,470x = 7,186,888.68 × 1,424,662.96 - Step 4: Simplify right side
4,790,470x = 10,238,894,100,039.29 - Step 5: Solve for x
x = 10,238,894,100,039.29/4,790,470 - Step 6: Final answer
x = 2,137,346.46
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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.