Finding the Fourth Proportional to 1,852,731.36, 2,776,227.48 and 1,285,216.20
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Solution
The fourth proportional to 1,852,731.36, 2,776,227.48 and 1,285,216.20 is: 1,925,833.72
Step by Step Solution
- Step 1: Write the proportion equation
1,852,731.36 : 2,776,227.48 = 1,285,216.20 : x - Step 2: Convert to fraction form
1,852,731.36/2,776,227.48 = 1,285,216.20/x - Step 3: Cross multiply
1,852,731.36x = 2,776,227.48 × 1,285,216.20 - Step 4: Simplify right side
1,852,731.36x = 3,568,052,532,181.18 - Step 5: Solve for x
x = 3,568,052,532,181.18/1,852,731.36 - Step 6: Final answer
x = 1,925,833.72
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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.