Finding the Fourth Proportional to 2,071,942.63, 3,108,394.73 and 651,961.80
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Solution
The fourth proportional to 2,071,942.63, 3,108,394.73 and 651,961.80 is: 978,093.98
Step by Step Solution
- Step 1: Write the proportion equation
2,071,942.63 : 3,108,394.73 = 651,961.80 : x - Step 2: Convert to fraction form
2,071,942.63/3,108,394.73 = 651,961.80/x - Step 3: Cross multiply
2,071,942.63x = 3,108,394.73 × 651,961.80 - Step 4: Simplify right side
2,071,942.63x = 2,026,554,623,281.31 - Step 5: Solve for x
x = 2,026,554,623,281.31/2,071,942.63 - Step 6: Final answer
x = 978,093.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.