Finding the Fourth Proportional to 4,029,028.08, 6,043,542.12 and 1,332,628.80
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Solution
The fourth proportional to 4,029,028.08, 6,043,542.12 and 1,332,628.80 is: 1,998,943.20
Step by Step Solution
- Step 1: Write the proportion equation
4,029,028.08 : 6,043,542.12 = 1,332,628.80 : x - Step 2: Convert to fraction form
4,029,028.08/6,043,542.12 = 1,332,628.80/x - Step 3: Cross multiply
4,029,028.08x = 6,043,542.12 × 1,332,628.80 - Step 4: Simplify right side
4,029,028.08x = 8,053,798,283,125.06 - Step 5: Solve for x
x = 8,053,798,283,125.06/4,029,028.08 - Step 6: Final answer
x = 1,998,943.20
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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.