Finding the Fourth Proportional to 4,032,469.20, 6,048,703.80 and 2,539,477.20
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Solution
The fourth proportional to 4,032,469.20, 6,048,703.80 and 2,539,477.20 is: 3,809,215.80
Step by Step Solution
- Step 1: Write the proportion equation
4,032,469.20 : 6,048,703.80 = 2,539,477.20 : x - Step 2: Convert to fraction form
4,032,469.20/6,048,703.80 = 2,539,477.20/x - Step 3: Cross multiply
4,032,469.20x = 6,048,703.80 × 2,539,477.20 - Step 4: Simplify right side
4,032,469.20x = 15,360,545,389,653.36 - Step 5: Solve for x
x = 15,360,545,389,653.36/4,032,469.20 - Step 6: Final answer
x = 3,809,215.80
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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.