Finding the Fourth Proportional to 4,844,947.08, 7,267,039.26 and 2,112,430.00
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Solution
The fourth proportional to 4,844,947.08, 7,267,039.26 and 2,112,430.00 is: 3,168,478.73
Step by Step Solution
- Step 1: Write the proportion equation
4,844,947.08 : 7,267,039.26 = 2,112,430.00 : x - Step 2: Convert to fraction form
4,844,947.08/7,267,039.26 = 2,112,430.00/x - Step 3: Cross multiply
4,844,947.08x = 7,267,039.26 × 2,112,430.00 - Step 4: Simplify right side
4,844,947.08x = 15,351,111,767,450.47 - Step 5: Solve for x
x = 15,351,111,767,450.47/4,844,947.08 - Step 6: Final answer
x = 3,168,478.73
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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.