Finding the Fourth Proportional to 4,740,584.52, 6,540,864.78 and 2,879,946
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Solution
The fourth proportional to 4,740,584.52, 6,540,864.78 and 2,879,946 is: 3,973,631.79
Step by Step Solution
- Step 1: Write the proportion equation
4,740,584.52 : 6,540,864.78 = 2,879,946 : x - Step 2: Convert to fraction form
4,740,584.52/6,540,864.78 = 2,879,946/x - Step 3: Cross multiply
4,740,584.52x = 6,540,864.78 × 2,879,946 - Step 4: Simplify right side
4,740,584.52x = 18,837,337,359,701.88 - Step 5: Solve for x
x = 18,837,337,359,701.88/4,740,584.52 - Step 6: Final answer
x = 3,973,631.79
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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.