Finding the Fourth Proportional to 1,153,292.62, 1,591,274.49 and 669,566.50
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Solution
The fourth proportional to 1,153,292.62, 1,591,274.49 and 669,566.50 is: 923,845.41
Step by Step Solution
- Step 1: Write the proportion equation
1,153,292.62 : 1,591,274.49 = 669,566.50 : x - Step 2: Convert to fraction form
1,153,292.62/1,591,274.49 = 669,566.50/x - Step 3: Cross multiply
1,153,292.62x = 1,591,274.49 × 669,566.50 - Step 4: Simplify right side
1,153,292.62x = 1,065,464,090,808.59 - Step 5: Solve for x
x = 1,065,464,090,808.59/1,153,292.62 - Step 6: Final answer
x = 923,845.41
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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.