Finding the Fourth Proportional to 1,365,514.94, 1,884,409.44 and 761,902.94
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Solution
The fourth proportional to 1,365,514.94, 1,884,409.44 and 761,902.94 is: 1,051,425.40
Step by Step Solution
- Step 1: Write the proportion equation
1,365,514.94 : 1,884,409.44 = 761,902.94 : x - Step 2: Convert to fraction form
1,365,514.94/1,884,409.44 = 761,902.94/x - Step 3: Cross multiply
1,365,514.94x = 1,884,409.44 × 761,902.94 - Step 4: Simplify right side
1,365,514.94x = 1,435,737,092,499.75 - Step 5: Solve for x
x = 1,435,737,092,499.75/1,365,514.94 - Step 6: Final answer
x = 1,051,425.40
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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.