Finding the Fourth Proportional to 4,552,907.20, 6,814,615.20 and 3,225,803.20
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Solution
The fourth proportional to 4,552,907.20, 6,814,615.20 and 3,225,803.20 is: 4,828,257.32
Step by Step Solution
- Step 1: Write the proportion equation
4,552,907.20 : 6,814,615.20 = 3,225,803.20 : x - Step 2: Convert to fraction form
4,552,907.20/6,814,615.20 = 3,225,803.20/x - Step 3: Cross multiply
4,552,907.20x = 6,814,615.20 × 3,225,803.20 - Step 4: Simplify right side
4,552,907.20x = 21,982,607,518,928.64 - Step 5: Solve for x
x = 21,982,607,518,928.64/4,552,907.20 - Step 6: Final answer
x = 4,828,257.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.