Finding the Fourth Proportional to 4,035,136.99, 5,568,443.71 and 2,199,555.09
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Solution
The fourth proportional to 4,035,136.99, 5,568,443.71 and 2,199,555.09 is: 3,035,361.31
Step by Step Solution
- Step 1: Write the proportion equation
4,035,136.99 : 5,568,443.71 = 2,199,555.09 : x - Step 2: Convert to fraction form
4,035,136.99/5,568,443.71 = 2,199,555.09/x - Step 3: Cross multiply
4,035,136.99x = 5,568,443.71 × 2,199,555.09 - Step 4: Simplify right side
4,035,136.99x = 12,248,098,705,708.98 - Step 5: Solve for x
x = 12,248,098,705,708.98/4,035,136.99 - Step 6: Final answer
x = 3,035,361.31
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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.