Finding the Fourth Proportional to 1,507,541.28, 2,080,486.62 and 854,293.98
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Solution
The fourth proportional to 1,507,541.28, 2,080,486.62 and 854,293.98 is: 1,178,970.83
Step by Step Solution
- Step 1: Write the proportion equation
1,507,541.28 : 2,080,486.62 = 854,293.98 : x - Step 2: Convert to fraction form
1,507,541.28/2,080,486.62 = 854,293.98/x - Step 3: Cross multiply
1,507,541.28x = 2,080,486.62 × 854,293.98 - Step 4: Simplify right side
1,507,541.28x = 1,777,347,194,936.55 - Step 5: Solve for x
x = 1,777,347,194,936.55/1,507,541.28 - Step 6: Final answer
x = 1,178,970.83
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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.