Finding the Fourth Proportional to 1,153,240.58, 1,591,380.87 and 669,726.74
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Solution
The fourth proportional to 1,153,240.58, 1,591,380.87 and 669,726.74 is: 924,169.98
Step by Step Solution
- Step 1: Write the proportion equation
1,153,240.58 : 1,591,380.87 = 669,726.74 : x - Step 2: Convert to fraction form
1,153,240.58/1,591,380.87 = 669,726.74/x - Step 3: Cross multiply
1,153,240.58x = 1,591,380.87 × 669,726.74 - Step 4: Simplify right side
1,153,240.58x = 1,065,790,322,163.46 - Step 5: Solve for x
x = 1,065,790,322,163.46/1,153,240.58 - Step 6: Final answer
x = 924,169.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.