Finding the Fourth Proportional to 2,802,855.67, 4,204,283.80 and 1,603,930.28
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Solution
The fourth proportional to 2,802,855.67, 4,204,283.80 and 1,603,930.28 is: 2,405,895.59
Step by Step Solution
- Step 1: Write the proportion equation
2,802,855.67 : 4,204,283.80 = 1,603,930.28 : x - Step 2: Convert to fraction form
2,802,855.67/4,204,283.80 = 1,603,930.28/x - Step 3: Cross multiply
2,802,855.67x = 4,204,283.80 × 1,603,930.28 - Step 4: Simplify right side
2,802,855.67x = 6,743,378,092,533.46 - Step 5: Solve for x
x = 6,743,378,092,533.46/2,802,855.67 - Step 6: Final answer
x = 2,405,895.59
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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.