Finding the Fourth Proportional to 3,414,936.94, 4,712,053.47 and 2,019,304.94
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Solution
The fourth proportional to 3,414,936.94, 4,712,053.47 and 2,019,304.94 is: 2,786,309.98
Step by Step Solution
- Step 1: Write the proportion equation
3,414,936.94 : 4,712,053.47 = 2,019,304.94 : x - Step 2: Convert to fraction form
3,414,936.94/4,712,053.47 = 2,019,304.94/x - Step 3: Cross multiply
3,414,936.94x = 4,712,053.47 × 2,019,304.94 - Step 4: Simplify right side
3,414,936.94x = 9,515,072,861,925.67 - Step 5: Solve for x
x = 9,515,072,861,925.67/3,414,936.94 - Step 6: Final answer
x = 2,786,309.98
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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.