Finding the Fourth Proportional to 1,021,479.44, 1,532,880.12 and 460,479.92
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Solution
The fourth proportional to 1,021,479.44, 1,532,880.12 and 460,479.92 is: 691,017.84
Step by Step Solution
- Step 1: Write the proportion equation
1,021,479.44 : 1,532,880.12 = 460,479.92 : x - Step 2: Convert to fraction form
1,021,479.44/1,532,880.12 = 460,479.92/x - Step 3: Cross multiply
1,021,479.44x = 1,532,880.12 × 460,479.92 - Step 4: Simplify right side
1,021,479.44x = 705,860,515,027.19 - Step 5: Solve for x
x = 705,860,515,027.19/1,021,479.44 - Step 6: Final answer
x = 691,017.84
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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.