Finding the Fourth Proportional to 3,456,750.44, 4,769,603.44 and 1,986,374.99
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Solution
The fourth proportional to 3,456,750.44, 4,769,603.44 and 1,986,374.99 is: 2,740,788.25
Step by Step Solution
- Step 1: Write the proportion equation
3,456,750.44 : 4,769,603.44 = 1,986,374.99 : x - Step 2: Convert to fraction form
3,456,750.44/4,769,603.44 = 1,986,374.99/x - Step 3: Cross multiply
3,456,750.44x = 4,769,603.44 × 1,986,374.99 - Step 4: Simplify right side
3,456,750.44x = 9,474,220,985,433.97 - Step 5: Solve for x
x = 9,474,220,985,433.97/3,456,750.44 - Step 6: Final answer
x = 2,740,788.25
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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.