Finding the Fourth Proportional to 5,163,703.56, 7,745,808.04 and 1,968,234.12
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Solution
The fourth proportional to 5,163,703.56, 7,745,808.04 and 1,968,234.12 is: 2,952,447.50
Step by Step Solution
- Step 1: Write the proportion equation
5,163,703.56 : 7,745,808.04 = 1,968,234.12 : x - Step 2: Convert to fraction form
5,163,703.56/7,745,808.04 = 1,968,234.12/x - Step 3: Cross multiply
5,163,703.56x = 7,745,808.04 × 1,968,234.12 - Step 4: Simplify right side
5,163,703.56x = 15,245,563,671,298.33 - Step 5: Solve for x
x = 15,245,563,671,298.33/5,163,703.56 - Step 6: Final answer
x = 2,952,447.50
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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.