Finding the Fourth Proportional to 4,657,714.36, 6,427,579.97 and 2,620,519
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Solution
The fourth proportional to 4,657,714.36, 6,427,579.97 and 2,620,519 is: 3,616,279.17
Step by Step Solution
- Step 1: Write the proportion equation
4,657,714.36 : 6,427,579.97 = 2,620,519 : x - Step 2: Convert to fraction form
4,657,714.36/6,427,579.97 = 2,620,519/x - Step 3: Cross multiply
4,657,714.36x = 6,427,579.97 × 2,620,519 - Step 4: Simplify right side
4,657,714.36x = 16,843,595,441,955.73 - Step 5: Solve for x
x = 16,843,595,441,955.73/4,657,714.36 - Step 6: Final answer
x = 3,616,279.17
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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.