Finding the Fourth Proportional to 5,824,885.80, 8,737,328.70 and 4,762,003.80
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Solution
The fourth proportional to 5,824,885.80, 8,737,328.70 and 4,762,003.80 is: 7,143,005.70
Step by Step Solution
- Step 1: Write the proportion equation
5,824,885.80 : 8,737,328.70 = 4,762,003.80 : x - Step 2: Convert to fraction form
5,824,885.80/8,737,328.70 = 4,762,003.80/x - Step 3: Cross multiply
5,824,885.80x = 8,737,328.70 × 4,762,003.80 - Step 4: Simplify right side
5,824,885.80x = 41,607,192,471,249.05 - Step 5: Solve for x
x = 41,607,192,471,249.05/5,824,885.80 - Step 6: Final answer
x = 7,143,005.70
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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.