Finding the Fourth Proportional to 1,324,226.10, 1,827,305.70 and 743,316.18
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Solution
The fourth proportional to 1,324,226.10, 1,827,305.70 and 743,316.18 is: 1,025,705.42
Step by Step Solution
- Step 1: Write the proportion equation
1,324,226.10 : 1,827,305.70 = 743,316.18 : x - Step 2: Convert to fraction form
1,324,226.10/1,827,305.70 = 743,316.18/x - Step 3: Cross multiply
1,324,226.10x = 1,827,305.70 × 743,316.18 - Step 4: Simplify right side
1,324,226.10x = 1,358,265,892,616.23 - Step 5: Solve for x
x = 1,358,265,892,616.23/1,324,226.10 - Step 6: Final answer
x = 1,025,705.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.