Finding the Fourth Proportional to 1,522,245.84, 2,100,768.48 and 843,182.28
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Solution
The fourth proportional to 1,522,245.84, 2,100,768.48 and 843,182.28 is: 1,163,629.89
Step by Step Solution
- Step 1: Write the proportion equation
1,522,245.84 : 2,100,768.48 = 843,182.28 : x - Step 2: Convert to fraction form
1,522,245.84/2,100,768.48 = 843,182.28/x - Step 3: Cross multiply
1,522,245.84x = 2,100,768.48 × 843,182.28 - Step 4: Simplify right side
1,522,245.84x = 1,771,330,756,718.53 - Step 5: Solve for x
x = 1,771,330,756,718.53/1,522,245.84 - Step 6: Final answer
x = 1,163,629.89
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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.