Finding the Fourth Proportional to 4,718,156.75, 7,077,223.20 and 1,306,431.95
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Solution
The fourth proportional to 4,718,156.75, 7,077,223.20 and 1,306,431.95 is: 1,959,644.63
Step by Step Solution
- Step 1: Write the proportion equation
4,718,156.75 : 7,077,223.20 = 1,306,431.95 : x - Step 2: Convert to fraction form
4,718,156.75/7,077,223.20 = 1,306,431.95/x - Step 3: Cross multiply
4,718,156.75x = 7,077,223.20 × 1,306,431.95 - Step 4: Simplify right side
4,718,156.75x = 9,245,910,523,454.30 - Step 5: Solve for x
x = 9,245,910,523,454.30/4,718,156.75 - Step 6: Final answer
x = 1,959,644.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.