Finding the Fourth Proportional to 1,233,228.42, 1,701,819.45 and 689,365.26
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Solution
The fourth proportional to 1,233,228.42, 1,701,819.45 and 689,365.26 is: 951,304.06
Step by Step Solution
- Step 1: Write the proportion equation
1,233,228.42 : 1,701,819.45 = 689,365.26 : x - Step 2: Convert to fraction form
1,233,228.42/1,701,819.45 = 689,365.26/x - Step 3: Cross multiply
1,233,228.42x = 1,701,819.45 × 689,365.26 - Step 4: Simplify right side
1,233,228.42x = 1,173,175,207,622.31 - Step 5: Solve for x
x = 1,173,175,207,622.31/1,233,228.42 - Step 6: Final answer
x = 951,304.06
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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.