Finding the Fourth Proportional to 4,136,228.80, 6,204,926.40 and 1,296,044.80
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Solution
The fourth proportional to 4,136,228.80, 6,204,926.40 and 1,296,044.80 is: 1,944,249.94
Step by Step Solution
- Step 1: Write the proportion equation
4,136,228.80 : 6,204,926.40 = 1,296,044.80 : x - Step 2: Convert to fraction form
4,136,228.80/6,204,926.40 = 1,296,044.80/x - Step 3: Cross multiply
4,136,228.80x = 6,204,926.40 × 1,296,044.80 - Step 4: Simplify right side
4,136,228.80x = 8,041,862,595,102.72 - Step 5: Solve for x
x = 8,041,862,595,102.72/4,136,228.80 - Step 6: Final answer
x = 1,944,249.94
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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.