Finding the Fourth Proportional to 4,228,752.42, 5,835,721.95 and 2,295,029.70
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Solution
The fourth proportional to 4,228,752.42, 5,835,721.95 and 2,295,029.70 is: 3,167,164.65
Step by Step Solution
- Step 1: Write the proportion equation
4,228,752.42 : 5,835,721.95 = 2,295,029.70 : x - Step 2: Convert to fraction form
4,228,752.42/5,835,721.95 = 2,295,029.70/x - Step 3: Cross multiply
4,228,752.42x = 5,835,721.95 × 2,295,029.70 - Step 4: Simplify right side
4,228,752.42x = 13,393,155,196,191.92 - Step 5: Solve for x
x = 13,393,155,196,191.92/4,228,752.42 - Step 6: Final answer
x = 3,167,164.65
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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.