Finding the Fourth Proportional to 4,308,751.87, 6,461,446.30 and 1,880,647.76
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Solution
The fourth proportional to 4,308,751.87, 6,461,446.30 and 1,880,647.76 is: 2,820,237.72
Step by Step Solution
- Step 1: Write the proportion equation
4,308,751.87 : 6,461,446.30 = 1,880,647.76 : x - Step 2: Convert to fraction form
4,308,751.87/6,461,446.30 = 1,880,647.76/x - Step 3: Cross multiply
4,308,751.87x = 6,461,446.30 × 1,880,647.76 - Step 4: Simplify right side
4,308,751.87x = 12,151,704,521,907.29 - Step 5: Solve for x
x = 12,151,704,521,907.29/4,308,751.87 - Step 6: Final answer
x = 2,820,237.72
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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.