Finding the Fourth Proportional to 3,015,497.70, 4,523,246.55 and 1,335,881.70
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Solution
The fourth proportional to 3,015,497.70, 4,523,246.55 and 1,335,881.70 is: 2,003,822.55
Step by Step Solution
- Step 1: Write the proportion equation
3,015,497.70 : 4,523,246.55 = 1,335,881.70 : x - Step 2: Convert to fraction form
3,015,497.70/4,523,246.55 = 1,335,881.70/x - Step 3: Cross multiply
3,015,497.70x = 4,523,246.55 × 1,335,881.70 - Step 4: Simplify right side
3,015,497.70x = 6,042,522,290,733.14 - Step 5: Solve for x
x = 6,042,522,290,733.14/3,015,497.70 - Step 6: Final answer
x = 2,003,822.55
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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.