Finding the Fourth Proportional to 1,163,405.30, 1,746,420.15 and 898,340.90
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Solution
The fourth proportional to 1,163,405.30, 1,746,420.15 and 898,340.90 is: 1,348,524.58
Step by Step Solution
- Step 1: Write the proportion equation
1,163,405.30 : 1,746,420.15 = 898,340.90 : x - Step 2: Convert to fraction form
1,163,405.30/1,746,420.15 = 898,340.90/x - Step 3: Cross multiply
1,163,405.30x = 1,746,420.15 × 898,340.90 - Step 4: Simplify right side
1,163,405.30x = 1,568,880,649,329.14 - Step 5: Solve for x
x = 1,568,880,649,329.14/1,163,405.30 - Step 6: Final answer
x = 1,348,524.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.