Finding the Fourth Proportional to 3,081,854.19, 4,252,727.84 and 1,723,464.75
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Solution
The fourth proportional to 3,081,854.19, 4,252,727.84 and 1,723,464.75 is: 2,378,252.20
Step by Step Solution
- Step 1: Write the proportion equation
3,081,854.19 : 4,252,727.84 = 1,723,464.75 : x - Step 2: Convert to fraction form
3,081,854.19/4,252,727.84 = 1,723,464.75/x - Step 3: Cross multiply
3,081,854.19x = 4,252,727.84 × 1,723,464.75 - Step 4: Simplify right side
3,081,854.19x = 7,329,426,514,966.32 - Step 5: Solve for x
x = 7,329,426,514,966.32/3,081,854.19 - Step 6: Final answer
x = 2,378,252.20
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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.