Finding the Fourth Proportional to 1,208,370.44, 1,667,593.46 and 664,528.52
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Solution
The fourth proportional to 1,208,370.44, 1,667,593.46 and 664,528.52 is: 917,072.59
Step by Step Solution
- Step 1: Write the proportion equation
1,208,370.44 : 1,667,593.46 = 664,528.52 : x - Step 2: Convert to fraction form
1,208,370.44/1,667,593.46 = 664,528.52/x - Step 3: Cross multiply
1,208,370.44x = 1,667,593.46 × 664,528.52 - Step 4: Simplify right side
1,208,370.44x = 1,108,163,413,935.48 - Step 5: Solve for x
x = 1,108,163,413,935.48/1,208,370.44 - Step 6: Final answer
x = 917,072.59
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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.