Finding the Fourth Proportional to 1,577,041.78, 2,365,562.41 and 378,964.10
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Solution
The fourth proportional to 1,577,041.78, 2,365,562.41 and 378,964.10 is: 568,446.09
Step by Step Solution
- Step 1: Write the proportion equation
1,577,041.78 : 2,365,562.41 = 378,964.10 : x - Step 2: Convert to fraction form
1,577,041.78/2,365,562.41 = 378,964.10/x - Step 3: Cross multiply
1,577,041.78x = 2,365,562.41 × 378,964.10 - Step 4: Simplify right side
1,577,041.78x = 896,463,229,699.48 - Step 5: Solve for x
x = 896,463,229,699.48/1,577,041.78 - Step 6: Final answer
x = 568,446.09
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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.