Finding the Fourth Proportional to 1,206,136.06, 1,664,349.96 and 696,827.50
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Solution
The fourth proportional to 1,206,136.06, 1,664,349.96 and 696,827.50 is: 961,553.89
Step by Step Solution
- Step 1: Write the proportion equation
1,206,136.06 : 1,664,349.96 = 696,827.50 : x - Step 2: Convert to fraction form
1,206,136.06/1,664,349.96 = 696,827.50/x - Step 3: Cross multiply
1,206,136.06x = 1,664,349.96 × 696,827.50 - Step 4: Simplify right side
1,206,136.06x = 1,159,764,821,219.23 - Step 5: Solve for x
x = 1,159,764,821,219.23/1,206,136.06 - Step 6: Final answer
x = 961,553.89
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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.