Finding the Fourth Proportional to 2,664,497.97, 3,672,602.87 and 1,985,186.61
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Solution
The fourth proportional to 2,664,497.97, 3,672,602.87 and 1,985,186.61 is: 2,736,276.07
Step by Step Solution
- Step 1: Write the proportion equation
2,664,497.97 : 3,672,602.87 = 1,985,186.61 : x - Step 2: Convert to fraction form
2,664,497.97/3,672,602.87 = 1,985,186.61/x - Step 3: Cross multiply
2,664,497.97x = 3,672,602.87 × 1,985,186.61 - Step 4: Simplify right side
2,664,497.97x = 7,290,802,041,371.57 - Step 5: Solve for x
x = 7,290,802,041,371.57/2,664,497.97 - Step 6: Final answer
x = 2,736,276.07
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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.