Finding the Fourth Proportional to 4,834,625.86, 7,252,764.99 and 1,993,184.74
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Solution
The fourth proportional to 4,834,625.86, 7,252,764.99 and 1,993,184.74 is: 2,990,117.73
Step by Step Solution
- Step 1: Write the proportion equation
4,834,625.86 : 7,252,764.99 = 1,993,184.74 : x - Step 2: Convert to fraction form
4,834,625.86/7,252,764.99 = 1,993,184.74/x - Step 3: Cross multiply
4,834,625.86x = 7,252,764.99 × 1,993,184.74 - Step 4: Simplify right side
4,834,625.86x = 14,456,100,475,267.90 - Step 5: Solve for x
x = 14,456,100,475,267.90/4,834,625.86 - Step 6: Final answer
x = 2,990,117.73
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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.