Finding the Fourth Proportional to 3,593,234.20, 5,391,382.20 and 1,888,686.40
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Solution
The fourth proportional to 3,593,234.20, 5,391,382.20 and 1,888,686.40 is: 2,833,834.28
Step by Step Solution
- Step 1: Write the proportion equation
3,593,234.20 : 5,391,382.20 = 1,888,686.40 : x - Step 2: Convert to fraction form
3,593,234.20/5,391,382.20 = 1,888,686.40/x - Step 3: Cross multiply
3,593,234.20x = 5,391,382.20 × 1,888,686.40 - Step 4: Simplify right side
3,593,234.20x = 10,182,630,238,342.08 - Step 5: Solve for x
x = 10,182,630,238,342.08/3,593,234.20 - Step 6: Final answer
x = 2,833,834.28
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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.