Finding the Fourth Proportional to 1,258,903.62, 1,888,731.27 and 1,183,709.70
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Solution
The fourth proportional to 1,258,903.62, 1,888,731.27 and 1,183,709.70 is: 1,775,917.94
Step by Step Solution
- Step 1: Write the proportion equation
1,258,903.62 : 1,888,731.27 = 1,183,709.70 : x - Step 2: Convert to fraction form
1,258,903.62/1,888,731.27 = 1,183,709.70/x - Step 3: Cross multiply
1,258,903.62x = 1,888,731.27 × 1,183,709.70 - Step 4: Simplify right side
1,258,903.62x = 2,235,709,524,992.32 - Step 5: Solve for x
x = 2,235,709,524,992.32/1,258,903.62 - Step 6: Final answer
x = 1,775,917.94
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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.