Finding the Fourth Proportional to 2,165,358.42, 3,247,089.12 and 1,028,445.66
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Solution
The fourth proportional to 2,165,358.42, 3,247,089.12 and 1,028,445.66 is: 1,542,217.99
Step by Step Solution
- Step 1: Write the proportion equation
2,165,358.42 : 3,247,089.12 = 1,028,445.66 : x - Step 2: Convert to fraction form
2,165,358.42/3,247,089.12 = 1,028,445.66/x - Step 3: Cross multiply
2,165,358.42x = 3,247,089.12 × 1,028,445.66 - Step 4: Simplify right side
2,165,358.42x = 3,339,454,713,097.22 - Step 5: Solve for x
x = 3,339,454,713,097.22/2,165,358.42 - Step 6: Final answer
x = 1,542,217.99
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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.