Finding the Fourth Proportional to 5,750,685.20, 8,626,027.80 and 2,204,829.20
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Solution
The fourth proportional to 5,750,685.20, 8,626,027.80 and 2,204,829.20 is: 3,307,243.80
Step by Step Solution
- Step 1: Write the proportion equation
5,750,685.20 : 8,626,027.80 = 2,204,829.20 : x - Step 2: Convert to fraction form
5,750,685.20/8,626,027.80 = 2,204,829.20/x - Step 3: Cross multiply
5,750,685.20x = 8,626,027.80 × 2,204,829.20 - Step 4: Simplify right side
5,750,685.20x = 19,018,917,973,451.76 - Step 5: Solve for x
x = 19,018,917,973,451.76/5,750,685.20 - Step 6: Final answer
x = 3,307,243.80
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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.