Finding the Fourth Proportional to 2,887,121.44, 4,328,713.86 and 1,464,434.20
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Solution
The fourth proportional to 2,887,121.44, 4,328,713.86 and 1,464,434.20 is: 2,195,652.92
Step by Step Solution
- Step 1: Write the proportion equation
2,887,121.44 : 4,328,713.86 = 1,464,434.20 : x - Step 2: Convert to fraction form
2,887,121.44/4,328,713.86 = 1,464,434.20/x - Step 3: Cross multiply
2,887,121.44x = 4,328,713.86 × 1,464,434.20 - Step 4: Simplify right side
2,887,121.44x = 6,339,116,618,598.01 - Step 5: Solve for x
x = 6,339,116,618,598.01/2,887,121.44 - Step 6: Final answer
x = 2,195,652.92
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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.