Finding the Fourth Proportional to 2,400,920.90, 3,313,376.99 and 1,382,653.70
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Solution
The fourth proportional to 2,400,920.90, 3,313,376.99 and 1,382,653.70 is: 1,908,123.23
Step by Step Solution
- Step 1: Write the proportion equation
2,400,920.90 : 3,313,376.99 = 1,382,653.70 : x - Step 2: Convert to fraction form
2,400,920.90/3,313,376.99 = 1,382,653.70/x - Step 3: Cross multiply
2,400,920.90x = 3,313,376.99 × 1,382,653.70 - Step 4: Simplify right side
2,400,920.90x = 4,581,252,931,238.21 - Step 5: Solve for x
x = 4,581,252,931,238.21/2,400,920.90 - Step 6: Final answer
x = 1,908,123.23
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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.