Finding the Fourth Proportional to 2,584,201.78, 3,876,409.56 and 762,566.74
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Solution
The fourth proportional to 2,584,201.78, 3,876,409.56 and 762,566.74 is: 1,143,881.65
Step by Step Solution
- Step 1: Write the proportion equation
2,584,201.78 : 3,876,409.56 = 762,566.74 : x - Step 2: Convert to fraction form
2,584,201.78/3,876,409.56 = 762,566.74/x - Step 3: Cross multiply
2,584,201.78x = 3,876,409.56 × 762,566.74 - Step 4: Simplify right side
2,584,201.78x = 2,956,021,001,074.03 - Step 5: Solve for x
x = 2,956,021,001,074.03/2,584,201.78 - Step 6: Final answer
x = 1,143,881.65
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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.