Finding the Fourth Proportional to 4,847,192.26, 6,688,821.13 and 2,671,615.69
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Solution
The fourth proportional to 4,847,192.26, 6,688,821.13 and 2,671,615.69 is: 3,686,661.99
Step by Step Solution
- Step 1: Write the proportion equation
4,847,192.26 : 6,688,821.13 = 2,671,615.69 : x - Step 2: Convert to fraction form
4,847,192.26/6,688,821.13 = 2,671,615.69/x - Step 3: Cross multiply
4,847,192.26x = 6,688,821.13 × 2,671,615.69 - Step 4: Simplify right side
4,847,192.26x = 17,869,959,478,511.53 - Step 5: Solve for x
x = 17,869,959,478,511.53/4,847,192.26 - Step 6: Final answer
x = 3,686,661.99
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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.