Finding the Fourth Proportional to 2,576,207.56, 3,555,027.66 and 1,430,214.13
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Solution
The fourth proportional to 2,576,207.56, 3,555,027.66 and 1,430,214.13 is: 1,973,618.46
Step by Step Solution
- Step 1: Write the proportion equation
2,576,207.56 : 3,555,027.66 = 1,430,214.13 : x - Step 2: Convert to fraction form
2,576,207.56/3,555,027.66 = 1,430,214.13/x - Step 3: Cross multiply
2,576,207.56x = 3,555,027.66 × 1,430,214.13 - Step 4: Simplify right side
2,576,207.56x = 5,084,450,791,872.84 - Step 5: Solve for x
x = 5,084,450,791,872.84/2,576,207.56 - Step 6: Final answer
x = 1,973,618.46
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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.