Finding the Fourth Proportional to 1,087,873.95, 1,629,568.65 and 637,228.61
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Solution
The fourth proportional to 1,087,873.95, 1,629,568.65 and 637,228.61 is: 954,529.48
Step by Step Solution
- Step 1: Write the proportion equation
1,087,873.95 : 1,629,568.65 = 637,228.61 : x - Step 2: Convert to fraction form
1,087,873.95/1,629,568.65 = 637,228.61/x - Step 3: Cross multiply
1,087,873.95x = 1,629,568.65 × 637,228.61 - Step 4: Simplify right side
1,087,873.95x = 1,038,407,757,591.23 - Step 5: Solve for x
x = 1,038,407,757,591.23/1,087,873.95 - Step 6: Final answer
x = 954,529.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.