Finding the Fourth Proportional to 4,874,940.09, 7,312,392.26 and 1,463,211.90
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Solution
The fourth proportional to 4,874,940.09, 7,312,392.26 and 1,463,211.90 is: 2,194,812.48
Step by Step Solution
- Step 1: Write the proportion equation
4,874,940.09 : 7,312,392.26 = 1,463,211.90 : x - Step 2: Convert to fraction form
4,874,940.09/7,312,392.26 = 1,463,211.90/x - Step 3: Cross multiply
4,874,940.09x = 7,312,392.26 × 1,463,211.90 - Step 4: Simplify right side
4,874,940.09x = 10,699,579,364,983.83 - Step 5: Solve for x
x = 10,699,579,364,983.83/4,874,940.09 - Step 6: Final answer
x = 2,194,812.48
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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.