Finding the Fourth Proportional to 1,645,675.14, 2,467,625.10 and 746,626.30
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Solution
The fourth proportional to 1,645,675.14, 2,467,625.10 and 746,626.30 is: 1,119,536.75
Step by Step Solution
- Step 1: Write the proportion equation
1,645,675.14 : 2,467,625.10 = 746,626.30 : x - Step 2: Convert to fraction form
1,645,675.14/2,467,625.10 = 746,626.30/x - Step 3: Cross multiply
1,645,675.14x = 2,467,625.10 × 746,626.30 - Step 4: Simplify right side
1,645,675.14x = 1,842,393,798,200.13 - Step 5: Solve for x
x = 1,842,393,798,200.13/1,645,675.14 - Step 6: Final answer
x = 1,119,536.75
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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.