Finding the Fourth Proportional to 1,259,468.48, 1,889,335.92 and 460,821.44
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Solution
The fourth proportional to 1,259,468.48, 1,889,335.92 and 460,821.44 is: 691,280.90
Step by Step Solution
- Step 1: Write the proportion equation
1,259,468.48 : 1,889,335.92 = 460,821.44 : x - Step 2: Convert to fraction form
1,259,468.48/1,889,335.92 = 460,821.44/x - Step 3: Cross multiply
1,259,468.48x = 1,889,335.92 × 460,821.44 - Step 4: Simplify right side
1,259,468.48x = 870,646,499,298.13 - Step 5: Solve for x
x = 870,646,499,298.13/1,259,468.48 - Step 6: Final answer
x = 691,280.90
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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.