Finding the Fourth Proportional to 4,238,723.55, 5,849,261.88 and 2,403,305.88
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Solution
The fourth proportional to 4,238,723.55, 5,849,261.88 and 2,403,305.88 is: 3,316,461.97
Step by Step Solution
- Step 1: Write the proportion equation
4,238,723.55 : 5,849,261.88 = 2,403,305.88 : x - Step 2: Convert to fraction form
4,238,723.55/5,849,261.88 = 2,403,305.88/x - Step 3: Cross multiply
4,238,723.55x = 5,849,261.88 × 2,403,305.88 - Step 4: Simplify right side
4,238,723.55x = 14,057,565,469,863.85 - Step 5: Solve for x
x = 14,057,565,469,863.85/4,238,723.55 - Step 6: Final answer
x = 3,316,461.97
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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.