Finding the Fourth Proportional to 4,081,776.84, 5,630,967.27 and 2,631,937.95
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Solution
The fourth proportional to 4,081,776.84, 5,630,967.27 and 2,631,937.95 is: 3,630,859.07
Step by Step Solution
- Step 1: Write the proportion equation
4,081,776.84 : 5,630,967.27 = 2,631,937.95 : x - Step 2: Convert to fraction form
4,081,776.84/5,630,967.27 = 2,631,937.95/x - Step 3: Cross multiply
4,081,776.84x = 5,630,967.27 × 2,631,937.95 - Step 4: Simplify right side
4,081,776.84x = 14,820,356,453,120.90 - Step 5: Solve for x
x = 14,820,356,453,120.90/4,081,776.84 - Step 6: Final answer
x = 3,630,859.07
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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.