Finding the Fourth Proportional to 1,764,206.10, 2,646,338.13 and 484,805.54
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Solution
The fourth proportional to 1,764,206.10, 2,646,338.13 and 484,805.54 is: 727,216.28
Step by Step Solution
- Step 1: Write the proportion equation
1,764,206.10 : 2,646,338.13 = 484,805.54 : x - Step 2: Convert to fraction form
1,764,206.10/2,646,338.13 = 484,805.54/x - Step 3: Cross multiply
1,764,206.10x = 2,646,338.13 × 484,805.54 - Step 4: Simplify right side
1,764,206.10x = 1,282,959,392,753.09 - Step 5: Solve for x
x = 1,282,959,392,753.09/1,764,206.10 - Step 6: Final answer
x = 727,216.28
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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.