Finding the Fourth Proportional to 1,810,149.53, 2,715,182.28 and 911,349.95
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Solution
The fourth proportional to 1,810,149.53, 2,715,182.28 and 911,349.95 is: 1,367,003.77
Step by Step Solution
- Step 1: Write the proportion equation
1,810,149.53 : 2,715,182.28 = 911,349.95 : x - Step 2: Convert to fraction form
1,810,149.53/2,715,182.28 = 911,349.95/x - Step 3: Cross multiply
1,810,149.53x = 2,715,182.28 × 911,349.95 - Step 4: Simplify right side
1,810,149.53x = 2,474,481,221,542.97 - Step 5: Solve for x
x = 2,474,481,221,542.97/1,810,149.53 - Step 6: Final answer
x = 1,367,003.77
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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.