Finding the Fourth Proportional to 4,783,870.48, 6,603,340.98 and 2,850,737.44
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Solution
The fourth proportional to 4,783,870.48, 6,603,340.98 and 2,850,737.44 is: 3,934,970.95
Step by Step Solution
- Step 1: Write the proportion equation
4,783,870.48 : 6,603,340.98 = 2,850,737.44 : x - Step 2: Convert to fraction form
4,783,870.48/6,603,340.98 = 2,850,737.44/x - Step 3: Cross multiply
4,783,870.48x = 6,603,340.98 × 2,850,737.44 - Step 4: Simplify right side
4,783,870.48x = 18,824,391,360,772.29 - Step 5: Solve for x
x = 18,824,391,360,772.29/4,783,870.48 - Step 6: Final answer
x = 3,934,970.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.