Finding the Fourth Proportional to 3,122,665.20, 4,309,284.96 and 1,746,058.68
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Solution
The fourth proportional to 3,122,665.20, 4,309,284.96 and 1,746,058.68 is: 2,409,564.88
Step by Step Solution
- Step 1: Write the proportion equation
3,122,665.20 : 4,309,284.96 = 1,746,058.68 : x - Step 2: Convert to fraction form
3,122,665.20/4,309,284.96 = 1,746,058.68/x - Step 3: Cross multiply
3,122,665.20x = 4,309,284.96 × 1,746,058.68 - Step 4: Simplify right side
3,122,665.20x = 7,524,264,409,001.45 - Step 5: Solve for x
x = 7,524,264,409,001.45/3,122,665.20 - Step 6: Final answer
x = 2,409,564.88
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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.