Finding the Fourth Proportional to 4,254,115.95, 5,873,554.70 and 3,272,311.53
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Solution
The fourth proportional to 4,254,115.95, 5,873,554.70 and 3,272,311.53 is: 4,518,001.15
Step by Step Solution
- Step 1: Write the proportion equation
4,254,115.95 : 5,873,554.70 = 3,272,311.53 : x - Step 2: Convert to fraction form
4,254,115.95/5,873,554.70 = 3,272,311.53/x - Step 3: Cross multiply
4,254,115.95x = 5,873,554.70 × 3,272,311.53 - Step 4: Simplify right side
4,254,115.95x = 19,220,100,766,895.69 - Step 5: Solve for x
x = 19,220,100,766,895.69/4,254,115.95 - Step 6: Final answer
x = 4,518,001.15
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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.