Finding the Fourth Proportional to 4,768,580.24, 6,580,378.68 and 2,593,121.12
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Solution
The fourth proportional to 4,768,580.24, 6,580,378.68 and 2,593,121.12 is: 3,578,364.64
Step by Step Solution
- Step 1: Write the proportion equation
4,768,580.24 : 6,580,378.68 = 2,593,121.12 : x - Step 2: Convert to fraction form
4,768,580.24/6,580,378.68 = 2,593,121.12/x - Step 3: Cross multiply
4,768,580.24x = 6,580,378.68 × 2,593,121.12 - Step 4: Simplify right side
4,768,580.24x = 17,063,718,932,705.72 - Step 5: Solve for x
x = 17,063,718,932,705.72/4,768,580.24 - Step 6: Final answer
x = 3,578,364.64
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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.