Finding the Fourth Proportional to 2,122,606.62, 3,183,934.50 and 908,018.10
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Solution
The fourth proportional to 2,122,606.62, 3,183,934.50 and 908,018.10 is: 1,362,037.66
Step by Step Solution
- Step 1: Write the proportion equation
2,122,606.62 : 3,183,934.50 = 908,018.10 : x - Step 2: Convert to fraction form
2,122,606.62/3,183,934.50 = 908,018.10/x - Step 3: Cross multiply
2,122,606.62x = 3,183,934.50 × 908,018.10 - Step 4: Simplify right side
2,122,606.62x = 2,891,070,155,214.45 - Step 5: Solve for x
x = 2,891,070,155,214.45/2,122,606.62 - Step 6: Final answer
x = 1,362,037.66
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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.