Finding the Fourth Proportional to 3,580,929.36, 4,941,668.52 and 1,949,427.36
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Solution
The fourth proportional to 3,580,929.36, 4,941,668.52 and 1,949,427.36 is: 2,690,202.14
Step by Step Solution
- Step 1: Write the proportion equation
3,580,929.36 : 4,941,668.52 = 1,949,427.36 : x - Step 2: Convert to fraction form
3,580,929.36/4,941,668.52 = 1,949,427.36/x - Step 3: Cross multiply
3,580,929.36x = 4,941,668.52 × 1,949,427.36 - Step 4: Simplify right side
3,580,929.36x = 9,633,423,816,938.71 - Step 5: Solve for x
x = 9,633,423,816,938.71/3,580,929.36 - Step 6: Final answer
x = 2,690,202.14
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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.