Finding the Fourth Proportional to 2,517,959.21, 3,474,674.89 and 1,430,227.49
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Solution
The fourth proportional to 2,517,959.21, 3,474,674.89 and 1,430,227.49 is: 1,973,652.12
Step by Step Solution
- Step 1: Write the proportion equation
2,517,959.21 : 3,474,674.89 = 1,430,227.49 : x - Step 2: Convert to fraction form
2,517,959.21/3,474,674.89 = 1,430,227.49/x - Step 3: Cross multiply
2,517,959.21x = 3,474,674.89 × 1,430,227.49 - Step 4: Simplify right side
2,517,959.21x = 4,969,575,525,541.78 - Step 5: Solve for x
x = 4,969,575,525,541.78/2,517,959.21 - Step 6: Final answer
x = 1,973,652.12
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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.