Finding the Fourth Proportional to 1,109,753.98, 1,531,296.24 and 673,944.70
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Solution
The fourth proportional to 1,109,753.98, 1,531,296.24 and 673,944.70 is: 929,943.94
Step by Step Solution
- Step 1: Write the proportion equation
1,109,753.98 : 1,531,296.24 = 673,944.70 : x - Step 2: Convert to fraction form
1,109,753.98/1,531,296.24 = 673,944.70/x - Step 3: Cross multiply
1,109,753.98x = 1,531,296.24 × 673,944.70 - Step 4: Simplify right side
1,109,753.98x = 1,032,008,985,077.93 - Step 5: Solve for x
x = 1,032,008,985,077.93/1,109,753.98 - Step 6: Final answer
x = 929,943.94
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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.