Finding the Fourth Proportional to 5,233,428.24, 7,850,136.04 and 1,639,475.12
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Solution
The fourth proportional to 5,233,428.24, 7,850,136.04 and 1,639,475.12 is: 2,459,210.70
Step by Step Solution
- Step 1: Write the proportion equation
5,233,428.24 : 7,850,136.04 = 1,639,475.12 : x - Step 2: Convert to fraction form
5,233,428.24/7,850,136.04 = 1,639,475.12/x - Step 3: Cross multiply
5,233,428.24x = 7,850,136.04 × 1,639,475.12 - Step 4: Simplify right side
5,233,428.24x = 12,870,102,726,195.33 - Step 5: Solve for x
x = 12,870,102,726,195.33/5,233,428.24 - Step 6: Final answer
x = 2,459,210.70
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1.5x scale
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.