Finding the Fourth Proportional to 2,456,353.80, 3,684,530.70 and 858,750.30
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Solution
The fourth proportional to 2,456,353.80, 3,684,530.70 and 858,750.30 is: 1,288,125.45
Step by Step Solution
- Step 1: Write the proportion equation
2,456,353.80 : 3,684,530.70 = 858,750.30 : x - Step 2: Convert to fraction form
2,456,353.80/3,684,530.70 = 858,750.30/x - Step 3: Cross multiply
2,456,353.80x = 3,684,530.70 × 858,750.30 - Step 4: Simplify right side
2,456,353.80x = 3,164,091,843,984.21 - Step 5: Solve for x
x = 3,164,091,843,984.21/2,456,353.80 - Step 6: Final answer
x = 1,288,125.45
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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.