Finding the Fourth Proportional to 3,402,527.68, 4,695,485.64 and 1,874,634.80
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Solution
The fourth proportional to 3,402,527.68, 4,695,485.64 and 1,874,634.80 is: 2,586,994.61
Step by Step Solution
- Step 1: Write the proportion equation
3,402,527.68 : 4,695,485.64 = 1,874,634.80 : x - Step 2: Convert to fraction form
3,402,527.68/4,695,485.64 = 1,874,634.80/x - Step 3: Cross multiply
3,402,527.68x = 4,695,485.64 × 1,874,634.80 - Step 4: Simplify right side
3,402,527.68x = 8,802,320,783,644.27 - Step 5: Solve for x
x = 8,802,320,783,644.27/3,402,527.68 - Step 6: Final answer
x = 2,586,994.61
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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.