Finding the Fourth Proportional to 1,777,722.32, 2,453,238.42 and 961,908.02
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Solution
The fourth proportional to 1,777,722.32, 2,453,238.42 and 961,908.02 is: 1,327,423.12
Step by Step Solution
- Step 1: Write the proportion equation
1,777,722.32 : 2,453,238.42 = 961,908.02 : x - Step 2: Convert to fraction form
1,777,722.32/2,453,238.42 = 961,908.02/x - Step 3: Cross multiply
1,777,722.32x = 2,453,238.42 × 961,908.02 - Step 4: Simplify right side
1,777,722.32x = 2,359,789,711,170.13 - Step 5: Solve for x
x = 2,359,789,711,170.13/1,777,722.32 - Step 6: Final answer
x = 1,327,423.12
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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.