Finding the Fourth Proportional to 2,312,538.26, 3,467,612.12 and 1,015,159.64
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Solution
The fourth proportional to 2,312,538.26, 3,467,612.12 and 1,015,159.64 is: 1,522,214.75
Step by Step Solution
- Step 1: Write the proportion equation
2,312,538.26 : 3,467,612.12 = 1,015,159.64 : x - Step 2: Convert to fraction form
2,312,538.26/3,467,612.12 = 1,015,159.64/x - Step 3: Cross multiply
2,312,538.26x = 3,467,612.12 × 1,015,159.64 - Step 4: Simplify right side
2,312,538.26x = 3,520,179,848,984.98 - Step 5: Solve for x
x = 3,520,179,848,984.98/2,312,538.26 - Step 6: Final answer
x = 1,522,214.75
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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.