Finding the Fourth Proportional to 2,831,748.02, 4,248,243.63 and 2,081,519.54
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Solution
The fourth proportional to 2,831,748.02, 4,248,243.63 and 2,081,519.54 is: 3,122,736.23
Step by Step Solution
- Step 1: Write the proportion equation
2,831,748.02 : 4,248,243.63 = 2,081,519.54 : x - Step 2: Convert to fraction form
2,831,748.02/4,248,243.63 = 2,081,519.54/x - Step 3: Cross multiply
2,831,748.02x = 4,248,243.63 × 2,081,519.54 - Step 4: Simplify right side
2,831,748.02x = 8,842,802,126,525.53 - Step 5: Solve for x
x = 8,842,802,126,525.53/2,831,748.02 - Step 6: Final answer
x = 3,122,736.23
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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.