Finding the Fourth Proportional to 2,976,392.48, 4,464,489.90 and 1,293,497.60
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Solution
The fourth proportional to 2,976,392.48, 4,464,489.90 and 1,293,497.60 is: 1,940,203.45
Step by Step Solution
- Step 1: Write the proportion equation
2,976,392.48 : 4,464,489.90 = 1,293,497.60 : x - Step 2: Convert to fraction form
2,976,392.48/4,464,489.90 = 1,293,497.60/x - Step 3: Cross multiply
2,976,392.48x = 4,464,489.90 × 1,293,497.60 - Step 4: Simplify right side
2,976,392.48x = 5,774,806,970,874.24 - Step 5: Solve for x
x = 5,774,806,970,874.24/2,976,392.48 - Step 6: Final answer
x = 1,940,203.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.