Finding the Fourth Proportional to 2,427,906.12, 3,350,509.94 and 1,340,177.42
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Solution
The fourth proportional to 2,427,906.12, 3,350,509.94 and 1,340,177.42 is: 1,849,444.56
Step by Step Solution
- Step 1: Write the proportion equation
2,427,906.12 : 3,350,509.94 = 1,340,177.42 : x - Step 2: Convert to fraction form
2,427,906.12/3,350,509.94 = 1,340,177.42/x - Step 3: Cross multiply
2,427,906.12x = 3,350,509.94 × 1,340,177.42 - Step 4: Simplify right side
2,427,906.12x = 4,490,277,767,073.56 - Step 5: Solve for x
x = 4,490,277,767,073.56/2,427,906.12 - Step 6: Final answer
x = 1,849,444.56
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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.