Finding the Fourth Proportional to 4,176,028.70, 6,264,043.05 and 1,336,427.90
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Solution
The fourth proportional to 4,176,028.70, 6,264,043.05 and 1,336,427.90 is: 2,004,641.85
Step by Step Solution
- Step 1: Write the proportion equation
4,176,028.70 : 6,264,043.05 = 1,336,427.90 : x - Step 2: Convert to fraction form
4,176,028.70/6,264,043.05 = 1,336,427.90/x - Step 3: Cross multiply
4,176,028.70x = 6,264,043.05 × 1,336,427.90 - Step 4: Simplify right side
4,176,028.70x = 8,371,441,898,821.09 - Step 5: Solve for x
x = 8,371,441,898,821.09/4,176,028.70 - Step 6: Final answer
x = 2,004,641.85
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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.