Finding the Fourth Proportional to 1,468,385.12, 2,026,252.32 and 823,715.84
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Solution
The fourth proportional to 1,468,385.12, 2,026,252.32 and 823,715.84 is: 1,136,661.02
Step by Step Solution
- Step 1: Write the proportion equation
1,468,385.12 : 2,026,252.32 = 823,715.84 : x - Step 2: Convert to fraction form
1,468,385.12/2,026,252.32 = 823,715.84/x - Step 3: Cross multiply
1,468,385.12x = 2,026,252.32 × 823,715.84 - Step 4: Simplify right side
1,468,385.12x = 1,669,056,131,820.75 - Step 5: Solve for x
x = 1,669,056,131,820.75/1,468,385.12 - Step 6: Final answer
x = 1,136,661.02
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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.