Finding the Fourth Proportional to 2,297,657.92, 3,171,193.12 and 1,330,788
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Solution
The fourth proportional to 2,297,657.92, 3,171,193.12 and 1,330,788 is: 1,836,733.71
Step by Step Solution
- Step 1: Write the proportion equation
2,297,657.92 : 3,171,193.12 = 1,330,788 : x - Step 2: Convert to fraction form
2,297,657.92/3,171,193.12 = 1,330,788/x - Step 3: Cross multiply
2,297,657.92x = 3,171,193.12 × 1,330,788 - Step 4: Simplify right side
2,297,657.92x = 4,220,185,749,778.56 - Step 5: Solve for x
x = 4,220,185,749,778.56/2,297,657.92 - Step 6: Final answer
x = 1,836,733.71
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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.