Finding the Fourth Proportional to 5,229,319.06, 7,844,430.12 and 1,442,801.94
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Solution
The fourth proportional to 5,229,319.06, 7,844,430.12 and 1,442,801.94 is: 2,164,327.49
Step by Step Solution
- Step 1: Write the proportion equation
5,229,319.06 : 7,844,430.12 = 1,442,801.94 : x - Step 2: Convert to fraction form
5,229,319.06/7,844,430.12 = 1,442,801.94/x - Step 3: Cross multiply
5,229,319.06x = 7,844,430.12 × 1,442,801.94 - Step 4: Simplify right side
5,229,319.06x = 11,317,958,995,330.43 - Step 5: Solve for x
x = 11,317,958,995,330.43/5,229,319.06 - Step 6: Final answer
x = 2,164,327.49
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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.