Finding the Fourth Proportional to 4,159,523.80, 6,239,285.70 and 1,920,035.80
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Solution
The fourth proportional to 4,159,523.80, 6,239,285.70 and 1,920,035.80 is: 2,880,053.70
Step by Step Solution
- Step 1: Write the proportion equation
4,159,523.80 : 6,239,285.70 = 1,920,035.80 : x - Step 2: Convert to fraction form
4,159,523.80/6,239,285.70 = 1,920,035.80/x - Step 3: Cross multiply
4,159,523.80x = 6,239,285.70 × 1,920,035.80 - Step 4: Simplify right side
4,159,523.80x = 11,979,651,910,428.06 - Step 5: Solve for x
x = 11,979,651,910,428.06/4,159,523.80 - Step 6: Final answer
x = 2,880,053.70
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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.