Finding the Fourth Proportional to 2,779,709.44, 3,836,006.40 and 1,507,901.44
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Solution
The fourth proportional to 2,779,709.44, 3,836,006.40 and 1,507,901.44 is: 2,080,907.99
Step by Step Solution
- Step 1: Write the proportion equation
2,779,709.44 : 3,836,006.40 = 1,507,901.44 : x - Step 2: Convert to fraction form
2,779,709.44/3,836,006.40 = 1,507,901.44/x - Step 3: Cross multiply
2,779,709.44x = 3,836,006.40 × 1,507,901.44 - Step 4: Simplify right side
2,779,709.44x = 5,784,319,574,409.22 - Step 5: Solve for x
x = 5,784,319,574,409.22/2,779,709.44 - Step 6: Final answer
x = 2,080,907.99
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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.