Finding the Fourth Proportional to 2,136,873.36, 2,948,884.71 and 1,170,003.36
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Solution
The fourth proportional to 2,136,873.36, 2,948,884.71 and 1,170,003.36 is: 1,614,604.35
Step by Step Solution
- Step 1: Write the proportion equation
2,136,873.36 : 2,948,884.71 = 1,170,003.36 : x - Step 2: Convert to fraction form
2,136,873.36/2,948,884.71 = 1,170,003.36/x - Step 3: Cross multiply
2,136,873.36x = 2,948,884.71 × 1,170,003.36 - Step 4: Simplify right side
2,136,873.36x = 3,450,205,018,952.63 - Step 5: Solve for x
x = 3,450,205,018,952.63/2,136,873.36 - Step 6: Final answer
x = 1,614,604.35
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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.