Finding the Fourth Proportional to 1,479,647.86, 2,041,695.12 and 898,568.80
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Solution
The fourth proportional to 1,479,647.86, 2,041,695.12 and 898,568.80 is: 1,239,891.99
Step by Step Solution
- Step 1: Write the proportion equation
1,479,647.86 : 2,041,695.12 = 898,568.80 : x - Step 2: Convert to fraction form
1,479,647.86/2,041,695.12 = 898,568.80/x - Step 3: Cross multiply
1,479,647.86x = 2,041,695.12 × 898,568.80 - Step 4: Simplify right side
1,479,647.86x = 1,834,603,533,944.26 - Step 5: Solve for x
x = 1,834,603,533,944.26/1,479,647.86 - Step 6: Final answer
x = 1,239,891.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.