Finding the Fourth Proportional to 4,214,304.84, 5,815,740.69 and 2,280,565.44
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Solution
The fourth proportional to 4,214,304.84, 5,815,740.69 and 2,280,565.44 is: 3,147,180.31
Step by Step Solution
- Step 1: Write the proportion equation
4,214,304.84 : 5,815,740.69 = 2,280,565.44 : x - Step 2: Convert to fraction form
4,214,304.84/5,815,740.69 = 2,280,565.44/x - Step 3: Cross multiply
4,214,304.84x = 5,815,740.69 × 2,280,565.44 - Step 4: Simplify right side
4,214,304.84x = 13,263,177,225,615.75 - Step 5: Solve for x
x = 13,263,177,225,615.75/4,214,304.84 - Step 6: Final answer
x = 3,147,180.31
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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.