Finding the Fourth Proportional to 5,637,193.34, 8,455,818.15 and 1,993,926.57
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Solution
The fourth proportional to 5,637,193.34, 8,455,818.15 and 1,993,926.57 is: 2,990,899.80
Step by Step Solution
- Step 1: Write the proportion equation
5,637,193.34 : 8,455,818.15 = 1,993,926.57 : x - Step 2: Convert to fraction form
5,637,193.34/8,455,818.15 = 1,993,926.57/x - Step 3: Cross multiply
5,637,193.34x = 8,455,818.15 × 1,993,926.57 - Step 4: Simplify right side
5,637,193.34x = 16,860,280,438,094.15 - Step 5: Solve for x
x = 16,860,280,438,094.15/5,637,193.34 - Step 6: Final answer
x = 2,990,899.80
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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.