Finding the Fourth Proportional to 2,414,228.88, 3,330,386.64 and 1,639,899.66
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Solution
The fourth proportional to 2,414,228.88, 3,330,386.64 and 1,639,899.66 is: 2,262,212.98
Step by Step Solution
- Step 1: Write the proportion equation
2,414,228.88 : 3,330,386.64 = 1,639,899.66 : x - Step 2: Convert to fraction form
2,414,228.88/3,330,386.64 = 1,639,899.66/x - Step 3: Cross multiply
2,414,228.88x = 3,330,386.64 × 1,639,899.66 - Step 4: Simplify right side
2,414,228.88x = 5,461,499,918,604.54 - Step 5: Solve for x
x = 5,461,499,918,604.54/2,414,228.88 - Step 6: Final answer
x = 2,262,212.98
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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.