Finding the Fourth Proportional to 5,648,317.12, 7,794,729.36 and 3,070,003.84
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Solution
The fourth proportional to 5,648,317.12, 7,794,729.36 and 3,070,003.84 is: 4,236,633.42
Step by Step Solution
- Step 1: Write the proportion equation
5,648,317.12 : 7,794,729.36 = 3,070,003.84 : x - Step 2: Convert to fraction form
5,648,317.12/7,794,729.36 = 3,070,003.84/x - Step 3: Cross multiply
5,648,317.12x = 7,794,729.36 × 3,070,003.84 - Step 4: Simplify right side
5,648,317.12x = 23,929,849,066,960.74 - Step 5: Solve for x
x = 23,929,849,066,960.74/5,648,317.12 - Step 6: Final answer
x = 4,236,633.42
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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.