Finding the Fourth Proportional to 3,984,296.88, 5,497,775.08 and 2,265,227.40
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Solution
The fourth proportional to 3,984,296.88, 5,497,775.08 and 2,265,227.40 is: 3,125,698.49
Step by Step Solution
- Step 1: Write the proportion equation
3,984,296.88 : 5,497,775.08 = 2,265,227.40 : x - Step 2: Convert to fraction form
3,984,296.88/5,497,775.08 = 2,265,227.40/x - Step 3: Cross multiply
3,984,296.88x = 5,497,775.08 × 2,265,227.40 - Step 4: Simplify right side
3,984,296.88x = 12,453,710,750,253.19 - Step 5: Solve for x
x = 12,453,710,750,253.19/3,984,296.88 - Step 6: Final answer
x = 3,125,698.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.