Finding the Fourth Proportional to 994,377.08, 1,372,175.70 and 586,385.34
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Solution
The fourth proportional to 994,377.08, 1,372,175.70 and 586,385.34 is: 809,173.63
Step by Step Solution
- Step 1: Write the proportion equation
994,377.08 : 1,372,175.70 = 586,385.34 : x - Step 2: Convert to fraction form
994,377.08/1,372,175.70 = 586,385.34/x - Step 3: Cross multiply
994,377.08x = 1,372,175.70 × 586,385.34 - Step 4: Simplify right side
994,377.08x = 804,623,714,384.24 - Step 5: Solve for x
x = 804,623,714,384.24/994,377.08 - Step 6: Final answer
x = 809,173.63
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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.