Finding the Fourth Proportional to 3,579,745.92, 4,938,934.68 and 2,030,750.52
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Solution
The fourth proportional to 3,579,745.92, 4,938,934.68 and 2,030,750.52 is: 2,801,803.37
Step by Step Solution
- Step 1: Write the proportion equation
3,579,745.92 : 4,938,934.68 = 2,030,750.52 : x - Step 2: Convert to fraction form
3,579,745.92/4,938,934.68 = 2,030,750.52/x - Step 3: Cross multiply
3,579,745.92x = 4,938,934.68 × 2,030,750.52 - Step 4: Simplify right side
3,579,745.92x = 10,029,744,169,656.03 - Step 5: Solve for x
x = 10,029,744,169,656.03/3,579,745.92 - Step 6: Final answer
x = 2,801,803.37
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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.