Finding the Fourth Proportional to 1,169,796.96, 1,614,242.43 and 679,723.02
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Solution
The fourth proportional to 1,169,796.96, 1,614,242.43 and 679,723.02 is: 937,972.81
Step by Step Solution
- Step 1: Write the proportion equation
1,169,796.96 : 1,614,242.43 = 679,723.02 : x - Step 2: Convert to fraction form
1,169,796.96/1,614,242.43 = 679,723.02/x - Step 3: Cross multiply
1,169,796.96x = 1,614,242.43 × 679,723.02 - Step 4: Simplify right side
1,169,796.96x = 1,097,237,739,531.74 - Step 5: Solve for x
x = 1,097,237,739,531.74/1,169,796.96 - Step 6: Final answer
x = 937,972.81
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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.