Finding the Fourth Proportional to 2,556,962.20, 3,831,944.10 and 1,701,602.20
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Solution
The fourth proportional to 2,556,962.20, 3,831,944.10 and 1,701,602.20 is: 2,550,074.66
Step by Step Solution
- Step 1: Write the proportion equation
2,556,962.20 : 3,831,944.10 = 1,701,602.20 : x - Step 2: Convert to fraction form
2,556,962.20/3,831,944.10 = 1,701,602.20/x - Step 3: Cross multiply
2,556,962.20x = 3,831,944.10 × 1,701,602.20 - Step 4: Simplify right side
2,556,962.20x = 6,520,444,510,837.02 - Step 5: Solve for x
x = 6,520,444,510,837.02/2,556,962.20 - Step 6: Final answer
x = 2,550,074.66
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1.5x scale
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.