Finding the Fourth Proportional to 2,252,675.09, 3,106,201.07 and 1,435,585.16
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Solution
The fourth proportional to 2,252,675.09, 3,106,201.07 and 1,435,585.16 is: 1,979,520.33
Step by Step Solution
- Step 1: Write the proportion equation
2,252,675.09 : 3,106,201.07 = 1,435,585.16 : x - Step 2: Convert to fraction form
2,252,675.09/3,106,201.07 = 1,435,585.16/x - Step 3: Cross multiply
2,252,675.09x = 3,106,201.07 × 1,435,585.16 - Step 4: Simplify right side
2,252,675.09x = 4,459,216,137,359.19 - Step 5: Solve for x
x = 4,459,216,137,359.19/2,252,675.09 - Step 6: Final answer
x = 1,979,520.33
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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.