Finding the Fourth Proportional to 1,486,423.08, 2,229,622.31 and 883,390.63
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Solution
The fourth proportional to 1,486,423.08, 2,229,622.31 and 883,390.63 is: 1,325,078.63
Step by Step Solution
- Step 1: Write the proportion equation
1,486,423.08 : 2,229,622.31 = 883,390.63 : x - Step 2: Convert to fraction form
1,486,423.08/2,229,622.31 = 883,390.63/x - Step 3: Cross multiply
1,486,423.08x = 2,229,622.31 × 883,390.63 - Step 4: Simplify right side
1,486,423.08x = 1,969,627,457,092.96 - Step 5: Solve for x
x = 1,969,627,457,092.96/1,486,423.08 - Step 6: Final answer
x = 1,325,078.63
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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.