Finding the Fourth Proportional to 2,577,341.12, 3,866,011.68 and 979,528.64
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Solution
The fourth proportional to 2,577,341.12, 3,866,011.68 and 979,528.64 is: 1,469,292.96
Step by Step Solution
- Step 1: Write the proportion equation
2,577,341.12 : 3,866,011.68 = 979,528.64 : x - Step 2: Convert to fraction form
2,577,341.12/3,866,011.68 = 979,528.64/x - Step 3: Cross multiply
2,577,341.12x = 3,866,011.68 × 979,528.64 - Step 4: Simplify right side
2,577,341.12x = 3,786,869,163,134.52 - Step 5: Solve for x
x = 3,786,869,163,134.52/2,577,341.12 - Step 6: Final answer
x = 1,469,292.96
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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.