Finding the Fourth Proportional to 3,653,226.30, 5,480,617.05 and 1,129,136.70
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Solution
The fourth proportional to 3,653,226.30, 5,480,617.05 and 1,129,136.70 is: 1,693,945.39
Step by Step Solution
- Step 1: Write the proportion equation
3,653,226.30 : 5,480,617.05 = 1,129,136.70 : x - Step 2: Convert to fraction form
3,653,226.30/5,480,617.05 = 1,129,136.70/x - Step 3: Cross multiply
3,653,226.30x = 5,480,617.05 × 1,129,136.70 - Step 4: Simplify right side
3,653,226.30x = 6,188,365,849,800.74 - Step 5: Solve for x
x = 6,188,365,849,800.74/3,653,226.30 - Step 6: Final answer
x = 1,693,945.39
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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.