Finding the Fourth Proportional to 3,665,266.62, 5,498,689.68 and 1,106,267.64
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Solution
The fourth proportional to 3,665,266.62, 5,498,689.68 and 1,106,267.64 is: 1,659,639.83
Step by Step Solution
- Step 1: Write the proportion equation
3,665,266.62 : 5,498,689.68 = 1,106,267.64 : x - Step 2: Convert to fraction form
3,665,266.62/5,498,689.68 = 1,106,267.64/x - Step 3: Cross multiply
3,665,266.62x = 5,498,689.68 × 1,106,267.64 - Step 4: Simplify right side
3,665,266.62x = 6,083,022,455,385.95 - Step 5: Solve for x
x = 6,083,022,455,385.95/3,665,266.62 - Step 6: Final answer
x = 1,659,639.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.