Finding the Fourth Proportional to 2,941,639.84, 4,412,471.28 and 1,944,146.08
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Solution
The fourth proportional to 2,941,639.84, 4,412,471.28 and 1,944,146.08 is: 2,916,226.73
Step by Step Solution
- Step 1: Write the proportion equation
2,941,639.84 : 4,412,471.28 = 1,944,146.08 : x - Step 2: Convert to fraction form
2,941,639.84/4,412,471.28 = 1,944,146.08/x - Step 3: Cross multiply
2,941,639.84x = 4,412,471.28 × 1,944,146.08 - Step 4: Simplify right side
2,941,639.84x = 8,578,488,742,124.58 - Step 5: Solve for x
x = 8,578,488,742,124.58/2,941,639.84 - Step 6: Final answer
x = 2,916,226.73
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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.