Finding the Fourth Proportional to 2,170,717.47, 3,258,027.77 and 1,160,702.75
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Solution
The fourth proportional to 2,170,717.47, 3,258,027.77 and 1,160,702.75 is: 1,742,097.65
Step by Step Solution
- Step 1: Write the proportion equation
2,170,717.47 : 3,258,027.77 = 1,160,702.75 : x - Step 2: Convert to fraction form
2,170,717.47/3,258,027.77 = 1,160,702.75/x - Step 3: Cross multiply
2,170,717.47x = 3,258,027.77 × 1,160,702.75 - Step 4: Simplify right side
2,170,717.47x = 3,781,601,794,556.92 - Step 5: Solve for x
x = 3,781,601,794,556.92/2,170,717.47 - Step 6: Final answer
x = 1,742,097.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.