Finding the Fourth Proportional to 1,653,645.40, 2,477,843.70 and 1,092,023.80
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Solution
The fourth proportional to 1,653,645.40, 2,477,843.70 and 1,092,023.80 is: 1,636,302.62
Step by Step Solution
- Step 1: Write the proportion equation
1,653,645.40 : 2,477,843.70 = 1,092,023.80 : x - Step 2: Convert to fraction form
1,653,645.40/2,477,843.70 = 1,092,023.80/x - Step 3: Cross multiply
1,653,645.40x = 2,477,843.70 × 1,092,023.80 - Step 4: Simplify right side
1,653,645.40x = 2,705,864,293,080.06 - Step 5: Solve for x
x = 2,705,864,293,080.06/1,653,645.40 - Step 6: Final answer
x = 1,636,302.62
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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.