Finding the Fourth Proportional to 1,092,174.42, 1,507,207.71 and 608,770.23
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Solution
The fourth proportional to 1,092,174.42, 1,507,207.71 and 608,770.23 is: 840,106.82
Step by Step Solution
- Step 1: Write the proportion equation
1,092,174.42 : 1,507,207.71 = 608,770.23 : x - Step 2: Convert to fraction form
1,092,174.42/1,507,207.71 = 608,770.23/x - Step 3: Cross multiply
1,092,174.42x = 1,507,207.71 × 608,770.23 - Step 4: Simplify right side
1,092,174.42x = 917,543,184,274.47 - Step 5: Solve for x
x = 917,543,184,274.47/1,092,174.42 - Step 6: Final answer
x = 840,106.82
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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.