Finding the Fourth Proportional to 4,554,936.64, 6,285,811.62 and 2,489,960.89
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Solution
The fourth proportional to 4,554,936.64, 6,285,811.62 and 2,489,960.89 is: 3,436,145.51
Step by Step Solution
- Step 1: Write the proportion equation
4,554,936.64 : 6,285,811.62 = 2,489,960.89 : x - Step 2: Convert to fraction form
4,554,936.64/6,285,811.62 = 2,489,960.89/x - Step 3: Cross multiply
4,554,936.64x = 6,285,811.62 × 2,489,960.89 - Step 4: Simplify right side
4,554,936.64x = 15,651,425,095,707.54 - Step 5: Solve for x
x = 15,651,425,095,707.54/4,554,936.64 - Step 6: Final answer
x = 3,436,145.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.