Finding the Fourth Proportional to 1,275,604.67, 1,913,409.63 and 1,197,659.99
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Solution
The fourth proportional to 1,275,604.67, 1,913,409.63 and 1,197,659.99 is: 1,796,492.45
Step by Step Solution
- Step 1: Write the proportion equation
1,275,604.67 : 1,913,409.63 = 1,197,659.99 : x - Step 2: Convert to fraction form
1,275,604.67/1,913,409.63 = 1,197,659.99/x - Step 3: Cross multiply
1,275,604.67x = 1,913,409.63 × 1,197,659.99 - Step 4: Simplify right side
1,275,604.67x = 2,291,614,158,039.40 - Step 5: Solve for x
x = 2,291,614,158,039.40/1,275,604.67 - Step 6: Final answer
x = 1,796,492.45
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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.