Finding the Fourth Proportional to 1,799,533.12, 2,699,230.56 and 451,693.12
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Solution
The fourth proportional to 1,799,533.12, 2,699,230.56 and 451,693.12 is: 677,522.33
Step by Step Solution
- Step 1: Write the proportion equation
1,799,533.12 : 2,699,230.56 = 451,693.12 : x - Step 2: Convert to fraction form
1,799,533.12/2,699,230.56 = 451,693.12/x - Step 3: Cross multiply
1,799,533.12x = 2,699,230.56 × 451,693.12 - Step 4: Simplify right side
1,799,533.12x = 1,219,223,873,245.75 - Step 5: Solve for x
x = 1,219,223,873,245.75/1,799,533.12 - Step 6: Final answer
x = 677,522.33
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1.5x scale
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.