Finding the Fourth Proportional to 4,882,987.60, 6,737,903.52 and 2,677,269.96
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Solution
The fourth proportional to 4,882,987.60, 6,737,903.52 and 2,677,269.96 is: 3,694,292.95
Step by Step Solution
- Step 1: Write the proportion equation
4,882,987.60 : 6,737,903.52 = 2,677,269.96 : x - Step 2: Convert to fraction form
4,882,987.60/6,737,903.52 = 2,677,269.96/x - Step 3: Cross multiply
4,882,987.60x = 6,737,903.52 × 2,677,269.96 - Step 4: Simplify right side
4,882,987.60x = 18,039,186,687,474.26 - Step 5: Solve for x
x = 18,039,186,687,474.26/4,882,987.60 - Step 6: Final answer
x = 3,694,292.95
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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.