Finding the Fourth Proportional to 2,837,616.60, 3,915,994.21 and 1,548,540.18
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Solution
The fourth proportional to 2,837,616.60, 3,915,994.21 and 1,548,540.18 is: 2,137,030.90
Step by Step Solution
- Step 1: Write the proportion equation
2,837,616.60 : 3,915,994.21 = 1,548,540.18 : x - Step 2: Convert to fraction form
2,837,616.60/3,915,994.21 = 1,548,540.18/x - Step 3: Cross multiply
2,837,616.60x = 3,915,994.21 × 1,548,540.18 - Step 4: Simplify right side
2,837,616.60x = 6,064,074,374,961.01 - Step 5: Solve for x
x = 6,064,074,374,961.01/2,837,616.60 - Step 6: Final answer
x = 2,137,030.90
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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.