Finding the Fourth Proportional to 3,392,256.55, 5,089,135.24 and 1,117,689.07
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Solution
The fourth proportional to 3,392,256.55, 5,089,135.24 and 1,117,689.07 is: 1,676,780.85
Step by Step Solution
- Step 1: Write the proportion equation
3,392,256.55 : 5,089,135.24 = 1,117,689.07 : x - Step 2: Convert to fraction form
3,392,256.55/5,089,135.24 = 1,117,689.07/x - Step 3: Cross multiply
3,392,256.55x = 5,089,135.24 × 1,117,689.07 - Step 4: Simplify right side
3,392,256.55x = 5,688,070,831,716.23 - Step 5: Solve for x
x = 5,688,070,831,716.23/3,392,256.55 - Step 6: Final answer
x = 1,676,780.85
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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.