Finding the Fourth Proportional to 3,877,166.35, 5,816,380.74 and 1,144,990.09
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Solution
The fourth proportional to 3,877,166.35, 5,816,380.74 and 1,144,990.09 is: 1,717,671.54
Step by Step Solution
- Step 1: Write the proportion equation
3,877,166.35 : 5,816,380.74 = 1,144,990.09 : x - Step 2: Convert to fraction form
3,877,166.35/5,816,380.74 = 1,144,990.09/x - Step 3: Cross multiply
3,877,166.35x = 5,816,380.74 × 1,144,990.09 - Step 4: Simplify right side
3,877,166.35x = 6,659,698,306,966.87 - Step 5: Solve for x
x = 6,659,698,306,966.87/3,877,166.35 - Step 6: Final answer
x = 1,717,671.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.