Finding the Fourth Proportional to 1,453,387.91, 2,179,251.09 and 442,210.84
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Solution
The fourth proportional to 1,453,387.91, 2,179,251.09 and 442,210.84 is: 663,063.49
Step by Step Solution
- Step 1: Write the proportion equation
1,453,387.91 : 2,179,251.09 = 442,210.84 : x - Step 2: Convert to fraction form
1,453,387.91/2,179,251.09 = 442,210.84/x - Step 3: Cross multiply
1,453,387.91x = 2,179,251.09 × 442,210.84 - Step 4: Simplify right side
1,453,387.91x = 963,688,449,631.69 - Step 5: Solve for x
x = 963,688,449,631.69/1,453,387.91 - Step 6: Final answer
x = 663,063.49
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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.