Finding the Fourth Proportional to 1,536,699.40, 2,305,049.10 and 739,537.90
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Solution
The fourth proportional to 1,536,699.40, 2,305,049.10 and 739,537.90 is: 1,109,306.85
Step by Step Solution
- Step 1: Write the proportion equation
1,536,699.40 : 2,305,049.10 = 739,537.90 : x - Step 2: Convert to fraction form
1,536,699.40/2,305,049.10 = 739,537.90/x - Step 3: Cross multiply
1,536,699.40x = 2,305,049.10 × 739,537.90 - Step 4: Simplify right side
1,536,699.40x = 1,704,671,170,810.89 - Step 5: Solve for x
x = 1,704,671,170,810.89/1,536,699.40 - Step 6: Final answer
x = 1,109,306.85
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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.