Finding the Fourth Proportional to 5,778,494.57, 8,668,315.44 and 2,136,179.12
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Solution
The fourth proportional to 5,778,494.57, 8,668,315.44 and 2,136,179.12 is: 3,204,480.71
Step by Step Solution
- Step 1: Write the proportion equation
5,778,494.57 : 8,668,315.44 = 2,136,179.12 : x - Step 2: Convert to fraction form
5,778,494.57/8,668,315.44 = 2,136,179.12/x - Step 3: Cross multiply
5,778,494.57x = 8,668,315.44 × 2,136,179.12 - Step 4: Simplify right side
5,778,494.57x = 18,517,074,405,160.04 - Step 5: Solve for x
x = 18,517,074,405,160.04/5,778,494.57 - Step 6: Final answer
x = 3,204,480.71
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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.