Finding the Fourth Proportional to 4,549,824.78, 6,278,794.94 and 2,512,634.28
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Solution
The fourth proportional to 4,549,824.78, 6,278,794.94 and 2,512,634.28 is: 3,467,455.60
Step by Step Solution
- Step 1: Write the proportion equation
4,549,824.78 : 6,278,794.94 = 2,512,634.28 : x - Step 2: Convert to fraction form
4,549,824.78/6,278,794.94 = 2,512,634.28/x - Step 3: Cross multiply
4,549,824.78x = 6,278,794.94 × 2,512,634.28 - Step 4: Simplify right side
4,549,824.78x = 15,776,315,403,334.54 - Step 5: Solve for x
x = 15,776,315,403,334.54/4,549,824.78 - Step 6: Final answer
x = 3,467,455.60
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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.