Finding the Fourth Proportional to 1,650,910.08, 2,278,582.64 and 1,070,852.07
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Solution
The fourth proportional to 1,650,910.08, 2,278,582.64 and 1,070,852.07 is: 1,477,987.79
Step by Step Solution
- Step 1: Write the proportion equation
1,650,910.08 : 2,278,582.64 = 1,070,852.07 : x - Step 2: Convert to fraction form
1,650,910.08/2,278,582.64 = 1,070,852.07/x - Step 3: Cross multiply
1,650,910.08x = 2,278,582.64 × 1,070,852.07 - Step 4: Simplify right side
1,650,910.08x = 2,440,024,940,519.44 - Step 5: Solve for x
x = 2,440,024,940,519.44/1,650,910.08 - Step 6: Final answer
x = 1,477,987.79
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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.