Finding the Fourth Proportional to 2,214,293.49, 3,055,735.73 and 1,247,439.02
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Solution
The fourth proportional to 2,214,293.49, 3,055,735.73 and 1,247,439.02 is: 1,721,471.88
Step by Step Solution
- Step 1: Write the proportion equation
2,214,293.49 : 3,055,735.73 = 1,247,439.02 : x - Step 2: Convert to fraction form
2,214,293.49/3,055,735.73 = 1,247,439.02/x - Step 3: Cross multiply
2,214,293.49x = 3,055,735.73 × 1,247,439.02 - Step 4: Simplify right side
2,214,293.49x = 3,811,843,972,250.10 - Step 5: Solve for x
x = 3,811,843,972,250.10/2,214,293.49 - Step 6: Final answer
x = 1,721,471.88
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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.