Finding the Fourth Proportional to 3,259,281.48, 4,497,721.98 and 1,808,939.48
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Solution
The fourth proportional to 3,259,281.48, 4,497,721.98 and 1,808,939.48 is: 2,496,288.49
Step by Step Solution
- Step 1: Write the proportion equation
3,259,281.48 : 4,497,721.98 = 1,808,939.48 : x - Step 2: Convert to fraction form
3,259,281.48/4,497,721.98 = 1,808,939.48/x - Step 3: Cross multiply
3,259,281.48x = 4,497,721.98 × 1,808,939.48 - Step 4: Simplify right side
3,259,281.48x = 8,136,106,859,685.77 - Step 5: Solve for x
x = 8,136,106,859,685.77/3,259,281.48 - Step 6: Final answer
x = 2,496,288.49
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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.