Finding the Fourth Proportional to 4,723,816.12, 6,518,850.26 and 2,658,830.52
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Solution
The fourth proportional to 4,723,816.12, 6,518,850.26 and 2,658,830.52 is: 3,669,177.12
Step by Step Solution
- Step 1: Write the proportion equation
4,723,816.12 : 6,518,850.26 = 2,658,830.52 : x - Step 2: Convert to fraction form
4,723,816.12/6,518,850.26 = 2,658,830.52/x - Step 3: Cross multiply
4,723,816.12x = 6,518,850.26 × 2,658,830.52 - Step 4: Simplify right side
4,723,816.12x = 17,332,518,026,597.94 - Step 5: Solve for x
x = 17,332,518,026,597.94/4,723,816.12 - Step 6: Final answer
x = 3,669,177.12
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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.