Finding the Fourth Proportional to 1,161,285.52, 1,602,702.76 and 677,969.44
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Solution
The fourth proportional to 1,161,285.52, 1,602,702.76 and 677,969.44 is: 935,672.99
Step by Step Solution
- Step 1: Write the proportion equation
1,161,285.52 : 1,602,702.76 = 677,969.44 : x - Step 2: Convert to fraction form
1,161,285.52/1,602,702.76 = 677,969.44/x - Step 3: Cross multiply
1,161,285.52x = 1,602,702.76 × 677,969.44 - Step 4: Simplify right side
1,161,285.52x = 1,086,583,492,683.65 - Step 5: Solve for x
x = 1,086,583,492,683.65/1,161,285.52 - Step 6: Final answer
x = 935,672.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.