Finding the Fourth Proportional to 3,478,268.03, 5,217,759.93 and 1,203,788.44
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Solution
The fourth proportional to 3,478,268.03, 5,217,759.93 and 1,203,788.44 is: 1,805,806.51
Step by Step Solution
- Step 1: Write the proportion equation
3,478,268.03 : 5,217,759.93 = 1,203,788.44 : x - Step 2: Convert to fraction form
3,478,268.03/5,217,759.93 = 1,203,788.44/x - Step 3: Cross multiply
3,478,268.03x = 5,217,759.93 × 1,203,788.44 - Step 4: Simplify right side
3,478,268.03x = 6,281,079,060,340.41 - Step 5: Solve for x
x = 6,281,079,060,340.41/3,478,268.03 - Step 6: Final answer
x = 1,805,806.51
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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.