Finding the Fourth Proportional to 2,539,329.35, 3,501,556.49 and 1,920,539.57
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Solution
The fourth proportional to 2,539,329.35, 3,501,556.49 and 1,920,539.57 is: 2,648,288.93
Step by Step Solution
- Step 1: Write the proportion equation
2,539,329.35 : 3,501,556.49 = 1,920,539.57 : x - Step 2: Convert to fraction form
2,539,329.35/3,501,556.49 = 1,920,539.57/x - Step 3: Cross multiply
2,539,329.35x = 3,501,556.49 × 1,920,539.57 - Step 4: Simplify right side
2,539,329.35x = 6,724,877,782,928.88 - Step 5: Solve for x
x = 6,724,877,782,928.88/2,539,329.35 - Step 6: Final answer
x = 2,648,288.93
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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.