Finding the Fourth Proportional to 1,493,153.63, 2,060,554.04 and 814,090.13
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Solution
The fourth proportional to 1,493,153.63, 2,060,554.04 and 814,090.13 is: 1,123,445.49
Step by Step Solution
- Step 1: Write the proportion equation
1,493,153.63 : 2,060,554.04 = 814,090.13 : x - Step 2: Convert to fraction form
1,493,153.63/2,060,554.04 = 814,090.13/x - Step 3: Cross multiply
1,493,153.63x = 2,060,554.04 × 814,090.13 - Step 4: Simplify right side
1,493,153.63x = 1,677,476,702,702.32 - Step 5: Solve for x
x = 1,677,476,702,702.32/1,493,153.63 - Step 6: Final answer
x = 1,123,445.49
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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.