Finding the Fourth Proportional to 1,993,625.80, 2,990,481.06 and 714,316.60
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Solution
The fourth proportional to 1,993,625.80, 2,990,481.06 and 714,316.60 is: 1,071,490.08
Step by Step Solution
- Step 1: Write the proportion equation
1,993,625.80 : 2,990,481.06 = 714,316.60 : x - Step 2: Convert to fraction form
1,993,625.80/2,990,481.06 = 714,316.60/x - Step 3: Cross multiply
1,993,625.80x = 2,990,481.06 × 714,316.60 - Step 4: Simplify right side
1,993,625.80x = 2,136,150,263,143.60 - Step 5: Solve for x
x = 2,136,150,263,143.60/1,993,625.80 - Step 6: Final answer
x = 1,071,490.08
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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.