Finding the Fourth Proportional to 5,602,281.18, 8,405,539.65 and 2,193,004.32
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Solution
The fourth proportional to 5,602,281.18, 8,405,539.65 and 2,193,004.32 is: 3,290,335.52
Step by Step Solution
- Step 1: Write the proportion equation
5,602,281.18 : 8,405,539.65 = 2,193,004.32 : x - Step 2: Convert to fraction form
5,602,281.18/8,405,539.65 = 2,193,004.32/x - Step 3: Cross multiply
5,602,281.18x = 8,405,539.65 × 2,193,004.32 - Step 4: Simplify right side
5,602,281.18x = 18,433,384,764,381.29 - Step 5: Solve for x
x = 18,433,384,764,381.29/5,602,281.18 - Step 6: Final answer
x = 3,290,335.52
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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.