Finding the Fourth Proportional to 4,221,673.16, 5,825,929.66 and 2,287,933.63
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Solution
The fourth proportional to 4,221,673.16, 5,825,929.66 and 2,287,933.63 is: 3,157,359.63
Step by Step Solution
- Step 1: Write the proportion equation
4,221,673.16 : 5,825,929.66 = 2,287,933.63 : x - Step 2: Convert to fraction form
4,221,673.16/5,825,929.66 = 2,287,933.63/x - Step 3: Cross multiply
4,221,673.16x = 5,825,929.66 × 2,287,933.63 - Step 4: Simplify right side
4,221,673.16x = 13,329,340,374,843.81 - Step 5: Solve for x
x = 13,329,340,374,843.81/4,221,673.16 - Step 6: Final answer
x = 3,157,359.63
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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.