Finding the Fourth Proportional to 4,536,643.18, 6,260,563.80 and 2,499,452.68
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Solution
The fourth proportional to 4,536,643.18, 6,260,563.80 and 2,499,452.68 is: 3,449,242.61
Step by Step Solution
- Step 1: Write the proportion equation
4,536,643.18 : 6,260,563.80 = 2,499,452.68 : x - Step 2: Convert to fraction form
4,536,643.18/6,260,563.80 = 2,499,452.68/x - Step 3: Cross multiply
4,536,643.18x = 6,260,563.80 × 2,499,452.68 - Step 4: Simplify right side
4,536,643.18x = 15,647,982,968,220.98 - Step 5: Solve for x
x = 15,647,982,968,220.98/4,536,643.18 - Step 6: Final answer
x = 3,449,242.61
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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.