Finding the Fourth Proportional to 1,101,008.79, 1,651,808.43 and 877,213.08
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Solution
The fourth proportional to 1,101,008.79, 1,651,808.43 and 877,213.08 is: 1,316,054.85
Step by Step Solution
- Step 1: Write the proportion equation
1,101,008.79 : 1,651,808.43 = 877,213.08 : x - Step 2: Convert to fraction form
1,101,008.79/1,651,808.43 = 877,213.08/x - Step 3: Cross multiply
1,101,008.79x = 1,651,808.43 × 877,213.08 - Step 4: Simplify right side
1,101,008.79x = 1,448,987,960,450.26 - Step 5: Solve for x
x = 1,448,987,960,450.26/1,101,008.79 - Step 6: Final answer
x = 1,316,054.85
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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.