Finding the Fourth Proportional to 884,892.96, 1,327,782.47 and 405,119.84
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Solution
The fourth proportional to 884,892.96, 1,327,782.47 and 405,119.84 is: 607,882.58
Step by Step Solution
- Step 1: Write the proportion equation
884,892.96 : 1,327,782.47 = 405,119.84 : x - Step 2: Convert to fraction form
884,892.96/1,327,782.47 = 405,119.84/x - Step 3: Cross multiply
884,892.96x = 1,327,782.47 × 405,119.84 - Step 4: Simplify right side
884,892.96x = 537,911,013,136.69 - Step 5: Solve for x
x = 537,911,013,136.69/884,892.96 - Step 6: Final answer
x = 607,882.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.