Finding the Fourth Proportional to 6,234,235.80, 9,351,645.30 and 1,974,737.40
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Solution
The fourth proportional to 6,234,235.80, 9,351,645.30 and 1,974,737.40 is: 2,962,198.47
Step by Step Solution
- Step 1: Write the proportion equation
6,234,235.80 : 9,351,645.30 = 1,974,737.40 : x - Step 2: Convert to fraction form
6,234,235.80/9,351,645.30 = 1,974,737.40/x - Step 3: Cross multiply
6,234,235.80x = 9,351,645.30 × 1,974,737.40 - Step 4: Simplify right side
6,234,235.80x = 18,467,043,725,444.22 - Step 5: Solve for x
x = 18,467,043,725,444.22/6,234,235.80 - Step 6: Final answer
x = 2,962,198.47
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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.