Finding the Fourth Proportional to 3,214,070.64, 4,435,545.41 and 1,763,817.98
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Solution
The fourth proportional to 3,214,070.64, 4,435,545.41 and 1,763,817.98 is: 2,434,139.01
Step by Step Solution
- Step 1: Write the proportion equation
3,214,070.64 : 4,435,545.41 = 1,763,817.98 : x - Step 2: Convert to fraction form
3,214,070.64/4,435,545.41 = 1,763,817.98/x - Step 3: Cross multiply
3,214,070.64x = 4,435,545.41 × 1,763,817.98 - Step 4: Simplify right side
3,214,070.64x = 7,823,494,727,496.29 - Step 5: Solve for x
x = 7,823,494,727,496.29/3,214,070.64 - Step 6: Final answer
x = 2,434,139.01
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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.