Finding the Fourth Proportional to 5,434,852.55, 7,497,596.82 and 4,815,289.82
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Solution
The fourth proportional to 5,434,852.55, 7,497,596.82 and 4,815,289.82 is: 6,642,885.23
Step by Step Solution
- Step 1: Write the proportion equation
5,434,852.55 : 7,497,596.82 = 4,815,289.82 : x - Step 2: Convert to fraction form
5,434,852.55/7,497,596.82 = 4,815,289.82/x - Step 3: Cross multiply
5,434,852.55x = 7,497,596.82 × 4,815,289.82 - Step 4: Simplify right side
5,434,852.55x = 36,103,101,678,611.70 - Step 5: Solve for x
x = 36,103,101,678,611.70/5,434,852.55 - Step 6: Final answer
x = 6,642,885.23
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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.