Finding the Fourth Proportional to 2,497,874.13, 3,447,129.29 and 1,531,537.25
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Solution
The fourth proportional to 2,497,874.13, 3,447,129.29 and 1,531,537.25 is: 2,113,560.02
Step by Step Solution
- Step 1: Write the proportion equation
2,497,874.13 : 3,447,129.29 = 1,531,537.25 : x - Step 2: Convert to fraction form
2,497,874.13/3,447,129.29 = 1,531,537.25/x - Step 3: Cross multiply
2,497,874.13x = 3,447,129.29 × 1,531,537.25 - Step 4: Simplify right side
2,497,874.13x = 5,279,406,888,307.72 - Step 5: Solve for x
x = 5,279,406,888,307.72/2,497,874.13 - Step 6: Final answer
x = 2,113,560.02
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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.