Finding the Fourth Proportional to 3,376,826.08, 4,660,137.12 and 1,848,943.68
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Solution
The fourth proportional to 3,376,826.08, 4,660,137.12 and 1,848,943.68 is: 2,551,606.41
Step by Step Solution
- Step 1: Write the proportion equation
3,376,826.08 : 4,660,137.12 = 1,848,943.68 : x - Step 2: Convert to fraction form
3,376,826.08/4,660,137.12 = 1,848,943.68/x - Step 3: Cross multiply
3,376,826.08x = 4,660,137.12 × 1,848,943.68 - Step 4: Simplify right side
3,376,826.08x = 8,616,331,075,957.40 - Step 5: Solve for x
x = 8,616,331,075,957.40/3,376,826.08 - Step 6: Final answer
x = 2,551,606.41
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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.