Finding the Fourth Proportional to 1,730,346.81, 2,387,806.32 and 995,245.18
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Solution
The fourth proportional to 1,730,346.81, 2,387,806.32 and 995,245.18 is: 1,373,396.78
Step by Step Solution
- Step 1: Write the proportion equation
1,730,346.81 : 2,387,806.32 = 995,245.18 : x - Step 2: Convert to fraction form
1,730,346.81/2,387,806.32 = 995,245.18/x - Step 3: Cross multiply
1,730,346.81x = 2,387,806.32 × 995,245.18 - Step 4: Simplify right side
1,730,346.81x = 2,376,452,728,516.19 - Step 5: Solve for x
x = 2,376,452,728,516.19/1,730,346.81 - Step 6: Final answer
x = 1,373,396.78
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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.