Finding the Fourth Proportional to 4,252,255.84, 6,374,771.16 and 1,979,100.28
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Solution
The fourth proportional to 4,252,255.84, 6,374,771.16 and 1,979,100.28 is: 2,966,969.03
Step by Step Solution
- Step 1: Write the proportion equation
4,252,255.84 : 6,374,771.16 = 1,979,100.28 : x - Step 2: Convert to fraction form
4,252,255.84/6,374,771.16 = 1,979,100.28/x - Step 3: Cross multiply
4,252,255.84x = 6,374,771.16 × 1,979,100.28 - Step 4: Simplify right side
4,252,255.84x = 12,616,311,387,691.93 - Step 5: Solve for x
x = 12,616,311,387,691.93/4,252,255.84 - Step 6: Final answer
x = 2,966,969.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.