Finding the Fourth Proportional to 1,051,365.99, 1,577,048.79 and 252,647.52
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Solution
The fourth proportional to 1,051,365.99, 1,577,048.79 and 252,647.52 is: 378,971.23
Step by Step Solution
- Step 1: Write the proportion equation
1,051,365.99 : 1,577,048.79 = 252,647.52 : x - Step 2: Convert to fraction form
1,051,365.99/1,577,048.79 = 252,647.52/x - Step 3: Cross multiply
1,051,365.99x = 1,577,048.79 × 252,647.52 - Step 4: Simplify right side
1,051,365.99x = 398,437,465,712.50 - Step 5: Solve for x
x = 398,437,465,712.50/1,051,365.99 - Step 6: Final answer
x = 378,971.23
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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.