Finding the Fourth Proportional to 1,206,924.80, 1,811,553.60 and 734,532.80
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Solution
The fourth proportional to 1,206,924.80, 1,811,553.60 and 734,532.80 is: 1,102,509.07
Step by Step Solution
- Step 1: Write the proportion equation
1,206,924.80 : 1,811,553.60 = 734,532.80 : x - Step 2: Convert to fraction form
1,206,924.80/1,811,553.60 = 734,532.80/x - Step 3: Cross multiply
1,206,924.80x = 1,811,553.60 × 734,532.80 - Step 4: Simplify right side
1,206,924.80x = 1,330,645,538,158.08 - Step 5: Solve for x
x = 1,330,645,538,158.08/1,206,924.80 - Step 6: Final answer
x = 1,102,509.07
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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.