Finding the Fourth Proportional to 2,966,464.64, 4,093,752.64 and 1,742,821.12
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Solution
The fourth proportional to 2,966,464.64, 4,093,752.64 and 1,742,821.12 is: 2,405,111.61
Step by Step Solution
- Step 1: Write the proportion equation
2,966,464.64 : 4,093,752.64 = 1,742,821.12 : x - Step 2: Convert to fraction form
2,966,464.64/4,093,752.64 = 1,742,821.12/x - Step 3: Cross multiply
2,966,464.64x = 4,093,752.64 × 1,742,821.12 - Step 4: Simplify right side
2,966,464.64x = 7,134,678,561,047.76 - Step 5: Solve for x
x = 7,134,678,561,047.76/2,966,464.64 - Step 6: Final answer
x = 2,405,111.61
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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.