Finding the Fourth Proportional to 4,135,873.30, 6,203,812.11 and 1,296,206.62
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Solution
The fourth proportional to 4,135,873.30, 6,203,812.11 and 1,296,206.62 is: 1,944,310.61
Step by Step Solution
- Step 1: Write the proportion equation
4,135,873.30 : 6,203,812.11 = 1,296,206.62 : x - Step 2: Convert to fraction form
4,135,873.30/6,203,812.11 = 1,296,206.62/x - Step 3: Cross multiply
4,135,873.30x = 6,203,812.11 × 1,296,206.62 - Step 4: Simplify right side
4,135,873.30x = 8,041,422,326,218.17 - Step 5: Solve for x
x = 8,041,422,326,218.17/4,135,873.30 - Step 6: Final answer
x = 1,944,310.61
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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.