Finding the Fourth Proportional to 2,617,932.90, 3,926,461.95 and 724,865.70
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Solution
The fourth proportional to 2,617,932.90, 3,926,461.95 and 724,865.70 is: 1,087,177.44
Step by Step Solution
- Step 1: Write the proportion equation
2,617,932.90 : 3,926,461.95 = 724,865.70 : x - Step 2: Convert to fraction form
2,617,932.90/3,926,461.95 = 724,865.70/x - Step 3: Cross multiply
2,617,932.90x = 3,926,461.95 × 724,865.70 - Step 4: Simplify right side
2,617,932.90x = 2,846,157,589,910.12 - Step 5: Solve for x
x = 2,846,157,589,910.12/2,617,932.90 - Step 6: Final answer
x = 1,087,177.44
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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.