Finding the Fourth Proportional to 3,408,313.98, 4,702,895.25 and 2,031,633.02
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Solution
The fourth proportional to 3,408,313.98, 4,702,895.25 and 2,031,633.02 is: 2,803,309.00
Step by Step Solution
- Step 1: Write the proportion equation
3,408,313.98 : 4,702,895.25 = 2,031,633.02 : x - Step 2: Convert to fraction form
3,408,313.98/4,702,895.25 = 2,031,633.02/x - Step 3: Cross multiply
3,408,313.98x = 4,702,895.25 × 2,031,633.02 - Step 4: Simplify right side
3,408,313.98x = 9,554,557,255,986.68 - Step 5: Solve for x
x = 9,554,557,255,986.68/3,408,313.98 - Step 6: Final answer
x = 2,803,309.00
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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.