Finding the Fourth Proportional to 2,738,625.76, 3,778,030.08 and 1,772,067.84
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Solution
The fourth proportional to 2,738,625.76, 3,778,030.08 and 1,772,067.84 is: 2,444,629.60
Step by Step Solution
- Step 1: Write the proportion equation
2,738,625.76 : 3,778,030.08 = 1,772,067.84 : x - Step 2: Convert to fraction form
2,738,625.76/3,778,030.08 = 1,772,067.84/x - Step 3: Cross multiply
2,738,625.76x = 3,778,030.08 × 1,772,067.84 - Step 4: Simplify right side
2,738,625.76x = 6,694,925,603,320.63 - Step 5: Solve for x
x = 6,694,925,603,320.63/2,738,625.76 - Step 6: Final answer
x = 2,444,629.60
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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.