Finding the Fourth Proportional to 1,591,223.96, 2,195,723.58 and 902,676.44
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Solution
The fourth proportional to 1,591,223.96, 2,195,723.58 and 902,676.44 is: 1,245,599.61
Step by Step Solution
- Step 1: Write the proportion equation
1,591,223.96 : 2,195,723.58 = 902,676.44 : x - Step 2: Convert to fraction form
1,591,223.96/2,195,723.58 = 902,676.44/x - Step 3: Cross multiply
1,591,223.96x = 2,195,723.58 × 902,676.44 - Step 4: Simplify right side
1,591,223.96x = 1,982,027,944,418.46 - Step 5: Solve for x
x = 1,982,027,944,418.46/1,591,223.96 - Step 6: Final answer
x = 1,245,599.61
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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.