Finding the Fourth Proportional to 2,497,878.50, 3,447,135.34 and 1,531,541.62
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Solution
The fourth proportional to 2,497,878.50, 3,447,135.34 and 1,531,541.62 is: 2,113,566.07
Step by Step Solution
- Step 1: Write the proportion equation
2,497,878.50 : 3,447,135.34 = 1,531,541.62 : x - Step 2: Convert to fraction form
2,497,878.50/3,447,135.34 = 1,531,541.62/x - Step 3: Cross multiply
2,497,878.50x = 3,447,135.34 × 1,531,541.62 - Step 4: Simplify right side
2,497,878.50x = 5,279,431,242,982.85 - Step 5: Solve for x
x = 5,279,431,242,982.85/2,497,878.50 - Step 6: Final answer
x = 2,113,566.07
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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.