Finding the Fourth Proportional to 1,510,671.44, 2,265,997.08 and 612,099.92
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Solution
The fourth proportional to 1,510,671.44, 2,265,997.08 and 612,099.92 is: 918,145.80
Step by Step Solution
- Step 1: Write the proportion equation
1,510,671.44 : 2,265,997.08 = 612,099.92 : x - Step 2: Convert to fraction form
1,510,671.44/2,265,997.08 = 612,099.92/x - Step 3: Cross multiply
1,510,671.44x = 2,265,997.08 × 612,099.92 - Step 4: Simplify right side
1,510,671.44x = 1,387,016,631,388.23 - Step 5: Solve for x
x = 1,387,016,631,388.23/1,510,671.44 - Step 6: Final answer
x = 918,145.80
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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.