Finding the Fourth Proportional to 1,722,508.20, 2,582,025.42 and 1,083,268.79
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Solution
The fourth proportional to 1,722,508.20, 2,582,025.42 and 1,083,268.79 is: 1,623,810.88
Step by Step Solution
- Step 1: Write the proportion equation
1,722,508.20 : 2,582,025.42 = 1,083,268.79 : x - Step 2: Convert to fraction form
1,722,508.20/2,582,025.42 = 1,083,268.79/x - Step 3: Cross multiply
1,722,508.20x = 2,582,025.42 × 1,083,268.79 - Step 4: Simplify right side
1,722,508.20x = 2,797,027,552,472.64 - Step 5: Solve for x
x = 2,797,027,552,472.64/1,722,508.20 - Step 6: Final answer
x = 1,623,810.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.