Finding the Fourth Proportional to 3,543,562.58, 4,888,415.58 and 2,319,329.12
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Solution
The fourth proportional to 3,543,562.58, 4,888,415.58 and 2,319,329.12 is: 3,199,560.99
Step by Step Solution
- Step 1: Write the proportion equation
3,543,562.58 : 4,888,415.58 = 2,319,329.12 : x - Step 2: Convert to fraction form
3,543,562.58/4,888,415.58 = 2,319,329.12/x - Step 3: Cross multiply
3,543,562.58x = 4,888,415.58 × 2,319,329.12 - Step 4: Simplify right side
3,543,562.58x = 11,337,844,605,355.69 - Step 5: Solve for x
x = 11,337,844,605,355.69/3,543,562.58 - Step 6: Final answer
x = 3,199,560.99
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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.