Finding the Fourth Proportional to 1,202,163.12, 1,803,908.75 and 669,984.08
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Solution
The fourth proportional to 1,202,163.12, 1,803,908.75 and 669,984.08 is: 1,005,346.21
Step by Step Solution
- Step 1: Write the proportion equation
1,202,163.12 : 1,803,908.75 = 669,984.08 : x - Step 2: Convert to fraction form
1,202,163.12/1,803,908.75 = 669,984.08/x - Step 3: Cross multiply
1,202,163.12x = 1,803,908.75 × 669,984.08 - Step 4: Simplify right side
1,202,163.12x = 1,208,590,131,903.24 - Step 5: Solve for x
x = 1,208,590,131,903.24/1,202,163.12 - Step 6: Final answer
x = 1,005,346.21
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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.