Finding the Fourth Proportional to 1,767,263.99, 2,650,842.99 and 487,949.64
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Solution
The fourth proportional to 1,767,263.99, 2,650,842.99 and 487,949.64 is: 731,909.83
Step by Step Solution
- Step 1: Write the proportion equation
1,767,263.99 : 2,650,842.99 = 487,949.64 : x - Step 2: Convert to fraction form
1,767,263.99/2,650,842.99 = 487,949.64/x - Step 3: Cross multiply
1,767,263.99x = 2,650,842.99 × 487,949.64 - Step 4: Simplify right side
1,767,263.99x = 1,293,477,882,667.02 - Step 5: Solve for x
x = 1,293,477,882,667.02/1,767,263.99 - Step 6: Final answer
x = 731,909.83
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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.