Finding the Fourth Proportional to 1,454,204.12, 2,006,282.18 and 842,022.68
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Solution
The fourth proportional to 1,454,204.12, 2,006,282.18 and 842,022.68 is: 1,161,690.49
Step by Step Solution
- Step 1: Write the proportion equation
1,454,204.12 : 2,006,282.18 = 842,022.68 : x - Step 2: Convert to fraction form
1,454,204.12/2,006,282.18 = 842,022.68/x - Step 3: Cross multiply
1,454,204.12x = 2,006,282.18 × 842,022.68 - Step 4: Simplify right side
1,454,204.12x = 1,689,335,098,039.84 - Step 5: Solve for x
x = 1,689,335,098,039.84/1,454,204.12 - Step 6: Final answer
x = 1,161,690.49
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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.