Finding the Fourth Proportional to 4,723,840.34, 6,516,654.50 and 2,788,804.61
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Solution
The fourth proportional to 4,723,840.34, 6,516,654.50 and 2,788,804.61 is: 3,847,224.88
Step by Step Solution
- Step 1: Write the proportion equation
4,723,840.34 : 6,516,654.50 = 2,788,804.61 : x - Step 2: Convert to fraction form
4,723,840.34/6,516,654.50 = 2,788,804.61/x - Step 3: Cross multiply
4,723,840.34x = 6,516,654.50 × 2,788,804.61 - Step 4: Simplify right side
4,723,840.34x = 18,173,676,097,433.22 - Step 5: Solve for x
x = 18,173,676,097,433.22/4,723,840.34 - Step 6: Final answer
x = 3,847,224.88
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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.