Finding the Fourth Proportional to 1,149,423.62, 1,586,204.37 and 666,269.15
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Solution
The fourth proportional to 1,149,423.62, 1,586,204.37 and 666,269.15 is: 919,451.29
Step by Step Solution
- Step 1: Write the proportion equation
1,149,423.62 : 1,586,204.37 = 666,269.15 : x - Step 2: Convert to fraction form
1,149,423.62/1,586,204.37 = 666,269.15/x - Step 3: Cross multiply
1,149,423.62x = 1,586,204.37 × 666,269.15 - Step 4: Simplify right side
1,149,423.62x = 1,056,839,029,395.16 - Step 5: Solve for x
x = 1,056,839,029,395.16/1,149,423.62 - Step 6: Final answer
x = 919,451.29
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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.