Finding the Fourth Proportional to 4,151,371.84, 5,728,763.16 and 2,433,636.40
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Solution
The fourth proportional to 4,151,371.84, 5,728,763.16 and 2,433,636.40 is: 3,358,342.03
Step by Step Solution
- Step 1: Write the proportion equation
4,151,371.84 : 5,728,763.16 = 2,433,636.40 : x - Step 2: Convert to fraction form
4,151,371.84/5,728,763.16 = 2,433,636.40/x - Step 3: Cross multiply
4,151,371.84x = 5,728,763.16 × 2,433,636.40 - Step 4: Simplify right side
4,151,371.84x = 13,941,726,553,155.02 - Step 5: Solve for x
x = 13,941,726,553,155.02/4,151,371.84 - Step 6: Final answer
x = 3,358,342.03
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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.