Finding the Fourth Proportional to 6,454,124.95, 9,682,239.05 and 1,905,633.53
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Solution
The fourth proportional to 6,454,124.95, 9,682,239.05 and 1,905,633.53 is: 2,858,760.80
Step by Step Solution
- Step 1: Write the proportion equation
6,454,124.95 : 9,682,239.05 = 1,905,633.53 : x - Step 2: Convert to fraction form
6,454,124.95/9,682,239.05 = 1,905,633.53/x - Step 3: Cross multiply
6,454,124.95x = 9,682,239.05 × 1,905,633.53 - Step 4: Simplify right side
6,454,124.95x = 18,450,799,379,155.35 - Step 5: Solve for x
x = 18,450,799,379,155.35/6,454,124.95 - Step 6: Final answer
x = 2,858,760.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.