Finding the Fourth Proportional to 2,742,752.97, 3,785,009.99 and 1,597,620.33
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Solution
The fourth proportional to 2,742,752.97, 3,785,009.99 and 1,597,620.33 is: 2,204,722.40
Step by Step Solution
- Step 1: Write the proportion equation
2,742,752.97 : 3,785,009.99 = 1,597,620.33 : x - Step 2: Convert to fraction form
2,742,752.97/3,785,009.99 = 1,597,620.33/x - Step 3: Cross multiply
2,742,752.97x = 3,785,009.99 × 1,597,620.33 - Step 4: Simplify right side
2,742,752.97x = 6,047,008,901,289.00 - Step 5: Solve for x
x = 6,047,008,901,289.00/2,742,752.97 - Step 6: Final answer
x = 2,204,722.40
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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.