Finding the Fourth Proportional to 1,879,712.14, 2,593,932.96 and 1,020,253.90
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Solution
The fourth proportional to 1,879,712.14, 2,593,932.96 and 1,020,253.90 is: 1,407,912.50
Step by Step Solution
- Step 1: Write the proportion equation
1,879,712.14 : 2,593,932.96 = 1,020,253.90 : x - Step 2: Convert to fraction form
1,879,712.14/2,593,932.96 = 1,020,253.90/x - Step 3: Cross multiply
1,879,712.14x = 2,593,932.96 × 1,020,253.90 - Step 4: Simplify right side
1,879,712.14x = 2,646,470,218,778.54 - Step 5: Solve for x
x = 2,646,470,218,778.54/1,879,712.14 - Step 6: Final answer
x = 1,407,912.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.