Finding the Fourth Proportional to 1,133,530.11, 1,700,519.40 and 323,921.84
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Solution
The fourth proportional to 1,133,530.11, 1,700,519.40 and 323,921.84 is: 485,946.84
Step by Step Solution
- Step 1: Write the proportion equation
1,133,530.11 : 1,700,519.40 = 323,921.84 : x - Step 2: Convert to fraction form
1,133,530.11/1,700,519.40 = 323,921.84/x - Step 3: Cross multiply
1,133,530.11x = 1,700,519.40 × 323,921.84 - Step 4: Simplify right side
1,133,530.11x = 550,835,373,003.70 - Step 5: Solve for x
x = 550,835,373,003.70/1,133,530.11 - Step 6: Final answer
x = 485,946.84
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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.