Finding the Fourth Proportional to 5,719,457.33, 8,579,178.75 and 1,459,625.66
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Solution
The fourth proportional to 5,719,457.33, 8,579,178.75 and 1,459,625.66 is: 2,189,436.64
Step by Step Solution
- Step 1: Write the proportion equation
5,719,457.33 : 8,579,178.75 = 1,459,625.66 : x - Step 2: Convert to fraction form
5,719,457.33/8,579,178.75 = 1,459,625.66/x - Step 3: Cross multiply
5,719,457.33x = 8,579,178.75 × 1,459,625.66 - Step 4: Simplify right side
5,719,457.33x = 12,522,389,405,756.68 - Step 5: Solve for x
x = 12,522,389,405,756.68/5,719,457.33 - Step 6: Final answer
x = 2,189,436.64
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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.