Finding the Fourth Proportional to 1,368,403.20, 2,052,014.04 and 526,366.08
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Solution
The fourth proportional to 1,368,403.20, 2,052,014.04 and 526,366.08 is: 789,321.88
Step by Step Solution
- Step 1: Write the proportion equation
1,368,403.20 : 2,052,014.04 = 526,366.08 : x - Step 2: Convert to fraction form
1,368,403.20/2,052,014.04 = 526,366.08/x - Step 3: Cross multiply
1,368,403.20x = 2,052,014.04 × 526,366.08 - Step 4: Simplify right side
1,368,403.20x = 1,080,110,586,339.76 - Step 5: Solve for x
x = 1,080,110,586,339.76/1,368,403.20 - Step 6: Final answer
x = 789,321.88
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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.