Finding the Fourth Proportional to 3,232,962.36, 4,461,402.24 and 1,782,633.24
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Solution
The fourth proportional to 3,232,962.36, 4,461,402.24 and 1,782,633.24 is: 2,459,986.55
Step by Step Solution
- Step 1: Write the proportion equation
3,232,962.36 : 4,461,402.24 = 1,782,633.24 : x - Step 2: Convert to fraction form
3,232,962.36/4,461,402.24 = 1,782,633.24/x - Step 3: Cross multiply
3,232,962.36x = 4,461,402.24 × 1,782,633.24 - Step 4: Simplify right side
3,232,962.36x = 7,953,043,930,034.46 - Step 5: Solve for x
x = 7,953,043,930,034.46/3,232,962.36 - Step 6: Final answer
x = 2,459,986.55
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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.