Finding the Fourth Proportional to 4,320,340.92, 6,480,487.98 and 1,761,545.97
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Solution
The fourth proportional to 4,320,340.92, 6,480,487.98 and 1,761,545.97 is: 2,642,309.41
Step by Step Solution
- Step 1: Write the proportion equation
4,320,340.92 : 6,480,487.98 = 1,761,545.97 : x - Step 2: Convert to fraction form
4,320,340.92/6,480,487.98 = 1,761,545.97/x - Step 3: Cross multiply
4,320,340.92x = 6,480,487.98 × 1,761,545.97 - Step 4: Simplify right side
4,320,340.92x = 11,415,677,484,802.44 - Step 5: Solve for x
x = 11,415,677,484,802.44/4,320,340.92 - Step 6: Final answer
x = 2,642,309.41
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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.