Finding the Fourth Proportional to 4,546,200.84, 6,271,789.16 and 2,780,176.68
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Solution
The fourth proportional to 4,546,200.84, 6,271,789.16 and 2,780,176.68 is: 3,835,440.31
Step by Step Solution
- Step 1: Write the proportion equation
4,546,200.84 : 6,271,789.16 = 2,780,176.68 : x - Step 2: Convert to fraction form
4,546,200.84/6,271,789.16 = 2,780,176.68/x - Step 3: Cross multiply
4,546,200.84x = 6,271,789.16 × 2,780,176.68 - Step 4: Simplify right side
4,546,200.84x = 17,436,681,964,508.79 - Step 5: Solve for x
x = 17,436,681,964,508.79/4,546,200.84 - Step 6: Final answer
x = 3,835,440.31
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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.