Finding the Fourth Proportional to 1,311,752.06, 1,963,183.61 and 806,632.82
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Solution
The fourth proportional to 1,311,752.06, 1,963,183.61 and 806,632.82 is: 1,207,216.20
Step by Step Solution
- Step 1: Write the proportion equation
1,311,752.06 : 1,963,183.61 = 806,632.82 : x - Step 2: Convert to fraction form
1,311,752.06/1,963,183.61 = 806,632.82/x - Step 3: Cross multiply
1,311,752.06x = 1,963,183.61 × 806,632.82 - Step 4: Simplify right side
1,311,752.06x = 1,583,568,331,512.08 - Step 5: Solve for x
x = 1,583,568,331,512.08/1,311,752.06 - Step 6: Final answer
x = 1,207,216.20
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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.