Finding the Fourth Proportional to 3,593,467.60, 5,390,201.40 and 2,176,291.60
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Solution
The fourth proportional to 3,593,467.60, 5,390,201.40 and 2,176,291.60 is: 3,264,437.40
Step by Step Solution
- Step 1: Write the proportion equation
3,593,467.60 : 5,390,201.40 = 2,176,291.60 : x - Step 2: Convert to fraction form
3,593,467.60/5,390,201.40 = 2,176,291.60/x - Step 3: Cross multiply
3,593,467.60x = 5,390,201.40 × 2,176,291.60 - Step 4: Simplify right side
3,593,467.60x = 11,730,650,029,128.24 - Step 5: Solve for x
x = 11,730,650,029,128.24/3,593,467.60 - Step 6: Final answer
x = 3,264,437.40
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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.