Finding the Fourth Proportional to 1,153,095.95, 1,729,650.08 and 756,249.77
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Solution
The fourth proportional to 1,153,095.95, 1,729,650.08 and 756,249.77 is: 1,134,378.69
Step by Step Solution
- Step 1: Write the proportion equation
1,153,095.95 : 1,729,650.08 = 756,249.77 : x - Step 2: Convert to fraction form
1,153,095.95/1,729,650.08 = 756,249.77/x - Step 3: Cross multiply
1,153,095.95x = 1,729,650.08 × 756,249.77 - Step 4: Simplify right side
1,153,095.95x = 1,308,047,481,395.23 - Step 5: Solve for x
x = 1,308,047,481,395.23/1,153,095.95 - Step 6: Final answer
x = 1,134,378.69
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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.