Finding the Fourth Proportional to 1,356,520.80, 2,035,702.80 and 757,480.80
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Solution
The fourth proportional to 1,356,520.80, 2,035,702.80 and 757,480.80 is: 1,136,735.82
Step by Step Solution
- Step 1: Write the proportion equation
1,356,520.80 : 2,035,702.80 = 757,480.80 : x - Step 2: Convert to fraction form
1,356,520.80/2,035,702.80 = 757,480.80/x - Step 3: Cross multiply
1,356,520.80x = 2,035,702.80 × 757,480.80 - Step 4: Simplify right side
1,356,520.80x = 1,542,005,785,506.24 - Step 5: Solve for x
x = 1,542,005,785,506.24/1,356,520.80 - Step 6: Final answer
x = 1,136,735.82
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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.