Finding the Fourth Proportional to 1,522,535.40, 2,282,155.02 and 990,436.68
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Solution
The fourth proportional to 1,522,535.40, 2,282,155.02 and 990,436.68 is: 1,484,582.91
Step by Step Solution
- Step 1: Write the proportion equation
1,522,535.40 : 2,282,155.02 = 990,436.68 : x - Step 2: Convert to fraction form
1,522,535.40/2,282,155.02 = 990,436.68/x - Step 3: Cross multiply
1,522,535.40x = 2,282,155.02 × 990,436.68 - Step 4: Simplify right side
1,522,535.40x = 2,260,330,041,254.13 - Step 5: Solve for x
x = 2,260,330,041,254.13/1,522,535.40 - Step 6: Final answer
x = 1,484,582.91
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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.