Finding the Fourth Proportional to 3,128,227.92, 4,693,090.92 and 1,305,579.42
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Solution
The fourth proportional to 3,128,227.92, 4,693,090.92 and 1,305,579.42 is: 1,958,681.75
Step by Step Solution
- Step 1: Write the proportion equation
3,128,227.92 : 4,693,090.92 = 1,305,579.42 : x - Step 2: Convert to fraction form
3,128,227.92/4,693,090.92 = 1,305,579.42/x - Step 3: Cross multiply
3,128,227.92x = 4,693,090.92 × 1,305,579.42 - Step 4: Simplify right side
3,128,227.92x = 6,127,202,921,340.87 - Step 5: Solve for x
x = 6,127,202,921,340.87/3,128,227.92 - Step 6: Final answer
x = 1,958,681.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.