Finding the Fourth Proportional to 1,146,862.26, 1,582,704.36 and 630,589.46
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Solution
The fourth proportional to 1,146,862.26, 1,582,704.36 and 630,589.46 is: 870,232.39
Step by Step Solution
- Step 1: Write the proportion equation
1,146,862.26 : 1,582,704.36 = 630,589.46 : x - Step 2: Convert to fraction form
1,146,862.26/1,582,704.36 = 630,589.46/x - Step 3: Cross multiply
1,146,862.26x = 1,582,704.36 × 630,589.46 - Step 4: Simplify right side
1,146,862.26x = 998,036,679,798.52 - Step 5: Solve for x
x = 998,036,679,798.52/1,146,862.26 - Step 6: Final answer
x = 870,232.39
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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.