Finding the Fourth Proportional to 2,617,934.40, 3,926,464.20 and 724,867.20
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Solution
The fourth proportional to 2,617,934.40, 3,926,464.20 and 724,867.20 is: 1,087,179.69
Step by Step Solution
- Step 1: Write the proportion equation
2,617,934.40 : 3,926,464.20 = 724,867.20 : x - Step 2: Convert to fraction form
2,617,934.40/3,926,464.20 = 724,867.20/x - Step 3: Cross multiply
2,617,934.40x = 3,926,464.20 × 724,867.20 - Step 4: Simplify right side
2,617,934.40x = 2,846,165,110,554.24 - Step 5: Solve for x
x = 2,846,165,110,554.24/2,617,934.40 - Step 6: Final answer
x = 1,087,179.69
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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.