Finding the Fourth Proportional to 5,347,257.64, 8,021,359.26 and 1,509,114.28
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Solution
The fourth proportional to 5,347,257.64, 8,021,359.26 and 1,509,114.28 is: 2,263,804.85
Step by Step Solution
- Step 1: Write the proportion equation
5,347,257.64 : 8,021,359.26 = 1,509,114.28 : x - Step 2: Convert to fraction form
5,347,257.64/8,021,359.26 = 1,509,114.28/x - Step 3: Cross multiply
5,347,257.64x = 8,021,359.26 × 1,509,114.28 - Step 4: Simplify right side
5,347,257.64x = 12,105,147,804,276.23 - Step 5: Solve for x
x = 12,105,147,804,276.23/5,347,257.64 - Step 6: Final answer
x = 2,263,804.85
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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.