Finding the Fourth Proportional to 2,107,768.68, 3,162,156 and 687,827.40
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Solution
The fourth proportional to 2,107,768.68, 3,162,156 and 687,827.40 is: 1,031,905.24
Step by Step Solution
- Step 1: Write the proportion equation
2,107,768.68 : 3,162,156 = 687,827.40 : x - Step 2: Convert to fraction form
2,107,768.68/3,162,156 = 687,827.40/x - Step 3: Cross multiply
2,107,768.68x = 3,162,156 × 687,827.40 - Step 4: Simplify right side
2,107,768.68x = 2,175,017,539,874.40 - Step 5: Solve for x
x = 2,175,017,539,874.40/2,107,768.68 - Step 6: Final answer
x = 1,031,905.24
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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.