Finding the Fourth Proportional to 2,497,876.44, 3,447,152.94 and 1,530,819.90
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Solution
The fourth proportional to 2,497,876.44, 3,447,152.94 and 1,530,819.90 is: 2,112,582.61
Step by Step Solution
- Step 1: Write the proportion equation
2,497,876.44 : 3,447,152.94 = 1,530,819.90 : x - Step 2: Convert to fraction form
2,497,876.44/3,447,152.94 = 1,530,819.90/x - Step 3: Cross multiply
2,497,876.44x = 3,447,152.94 × 1,530,819.90 - Step 4: Simplify right side
2,497,876.44x = 5,276,970,318,895.51 - Step 5: Solve for x
x = 5,276,970,318,895.51/2,497,876.44 - Step 6: Final answer
x = 2,112,582.61
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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.