Finding the Fourth Proportional to 3,571,664.96, 5,357,464.80 and 1,440,239.68
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Solution
The fourth proportional to 3,571,664.96, 5,357,464.80 and 1,440,239.68 is: 2,160,346.36
Step by Step Solution
- Step 1: Write the proportion equation
3,571,664.96 : 5,357,464.80 = 1,440,239.68 : x - Step 2: Convert to fraction form
3,571,664.96/5,357,464.80 = 1,440,239.68/x - Step 3: Cross multiply
3,571,664.96x = 5,357,464.80 × 1,440,239.68 - Step 4: Simplify right side
3,571,664.96x = 7,716,033,389,163.26 - Step 5: Solve for x
x = 7,716,033,389,163.26/3,571,664.96 - Step 6: Final answer
x = 2,160,346.36
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.