Finding the Fourth Proportional to 3,703,854.80, 5,556,089.40 and 1,179,438.80
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Solution
The fourth proportional to 3,703,854.80, 5,556,089.40 and 1,179,438.80 is: 1,769,256.02
Step by Step Solution
- Step 1: Write the proportion equation
3,703,854.80 : 5,556,089.40 = 1,179,438.80 : x - Step 2: Convert to fraction form
3,703,854.80/5,556,089.40 = 1,179,438.80/x - Step 3: Cross multiply
3,703,854.80x = 5,556,089.40 × 1,179,438.80 - Step 4: Simplify right side
3,703,854.80x = 6,553,067,414,628.72 - Step 5: Solve for x
x = 6,553,067,414,628.72/3,703,854.80 - Step 6: Final answer
x = 1,769,256.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.