Finding the Fourth Proportional to 2,912,184.78, 4,370,246.49 and 1,018,942.62
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Solution
The fourth proportional to 2,912,184.78, 4,370,246.49 and 1,018,942.62 is: 1,529,102.97
Step by Step Solution
- Step 1: Write the proportion equation
2,912,184.78 : 4,370,246.49 = 1,018,942.62 : x - Step 2: Convert to fraction form
2,912,184.78/4,370,246.49 = 1,018,942.62/x - Step 3: Cross multiply
2,912,184.78x = 4,370,246.49 × 1,018,942.62 - Step 4: Simplify right side
2,912,184.78x = 4,453,030,408,566.40 - Step 5: Solve for x
x = 4,453,030,408,566.40/2,912,184.78 - Step 6: Final answer
x = 1,529,102.97
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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.