Finding the Fourth Proportional to 6,206,545.02, 8,564,022.85 and 3,453,161.70
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Solution
The fourth proportional to 6,206,545.02, 8,564,022.85 and 3,453,161.70 is: 4,764,801.61
Step by Step Solution
- Step 1: Write the proportion equation
6,206,545.02 : 8,564,022.85 = 3,453,161.70 : x - Step 2: Convert to fraction form
6,206,545.02/8,564,022.85 = 3,453,161.70/x - Step 3: Cross multiply
6,206,545.02x = 8,564,022.85 × 3,453,161.70 - Step 4: Simplify right side
6,206,545.02x = 29,572,955,703,544.84 - Step 5: Solve for x
x = 29,572,955,703,544.84/6,206,545.02 - Step 6: Final answer
x = 4,764,801.61
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1.5x scale
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.