Finding the Fourth Proportional to 4,464,137.21, 6,684,847.08 and 2,943,205.82
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Solution
The fourth proportional to 4,464,137.21, 6,684,847.08 and 2,943,205.82 is: 4,407,319.92
Step by Step Solution
- Step 1: Write the proportion equation
4,464,137.21 : 6,684,847.08 = 2,943,205.82 : x - Step 2: Convert to fraction form
4,464,137.21/6,684,847.08 = 2,943,205.82/x - Step 3: Cross multiply
4,464,137.21x = 6,684,847.08 × 2,943,205.82 - Step 4: Simplify right side
4,464,137.21x = 19,674,880,849,875.19 - Step 5: Solve for x
x = 19,674,880,849,875.19/4,464,137.21 - Step 6: Final answer
x = 4,407,319.92
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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.