Finding the Fourth Proportional to 2,497,876.50, 3,447,132.58 and 1,531,539.62
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Solution
The fourth proportional to 2,497,876.50, 3,447,132.58 and 1,531,539.62 is: 2,113,563.31
Step by Step Solution
- Step 1: Write the proportion equation
2,497,876.50 : 3,447,132.58 = 1,531,539.62 : x - Step 2: Convert to fraction form
2,497,876.50/3,447,132.58 = 1,531,539.62/x - Step 3: Cross multiply
2,497,876.50x = 3,447,132.58 × 1,531,539.62 - Step 4: Simplify right side
2,497,876.50x = 5,279,420,121,662.82 - Step 5: Solve for x
x = 5,279,420,121,662.82/2,497,876.50 - Step 6: Final answer
x = 2,113,563.31
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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.