Finding the Fourth Proportional to 1,133,122.49, 1,563,821.99 and 846,144.35
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Solution
The fourth proportional to 1,133,122.49, 1,563,821.99 and 846,144.35 is: 1,167,763.54
Step by Step Solution
- Step 1: Write the proportion equation
1,133,122.49 : 1,563,821.99 = 846,144.35 : x - Step 2: Convert to fraction form
1,133,122.49/1,563,821.99 = 846,144.35/x - Step 3: Cross multiply
1,133,122.49x = 1,563,821.99 × 846,144.35 - Step 4: Simplify right side
1,133,122.49x = 1,323,219,129,194.42 - Step 5: Solve for x
x = 1,323,219,129,194.42/1,133,122.49 - Step 6: Final answer
x = 1,167,763.54
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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.