Finding the Fourth Proportional to 4,136,311.58, 6,204,463.72 and 1,257,701.99
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Solution
The fourth proportional to 4,136,311.58, 6,204,463.72 and 1,257,701.99 is: 1,886,551.87
Step by Step Solution
- Step 1: Write the proportion equation
4,136,311.58 : 6,204,463.72 = 1,257,701.99 : x - Step 2: Convert to fraction form
4,136,311.58/6,204,463.72 = 1,257,701.99/x - Step 3: Cross multiply
4,136,311.58x = 6,204,463.72 × 1,257,701.99 - Step 4: Simplify right side
4,136,311.58x = 7,803,366,333,360.23 - Step 5: Solve for x
x = 7,803,366,333,360.23/4,136,311.58 - Step 6: Final answer
x = 1,886,551.87
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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.