Finding the Fourth Proportional to 1,675,787.67, 2,511,713.20 and 775,327.32
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Solution
The fourth proportional to 1,675,787.67, 2,511,713.20 and 775,327.32 is: 1,162,080.32
Step by Step Solution
- Step 1: Write the proportion equation
1,675,787.67 : 2,511,713.20 = 775,327.32 : x - Step 2: Convert to fraction form
1,675,787.67/2,511,713.20 = 775,327.32/x - Step 3: Cross multiply
1,675,787.67x = 2,511,713.20 × 775,327.32 - Step 4: Simplify right side
1,675,787.67x = 1,947,399,871,445.23 - Step 5: Solve for x
x = 1,947,399,871,445.23/1,675,787.67 - Step 6: Final answer
x = 1,162,080.32
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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.