Finding the Fourth Proportional to 5,080,216.95, 7,621,653.42 and 2,948,251.59
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Solution
The fourth proportional to 5,080,216.95, 7,621,653.42 and 2,948,251.59 is: 4,423,148.07
Step by Step Solution
- Step 1: Write the proportion equation
5,080,216.95 : 7,621,653.42 = 2,948,251.59 : x - Step 2: Convert to fraction form
5,080,216.95/7,621,653.42 = 2,948,251.59/x - Step 3: Cross multiply
5,080,216.95x = 7,621,653.42 × 2,948,251.59 - Step 4: Simplify right side
5,080,216.95x = 22,470,551,813,943.94 - Step 5: Solve for x
x = 22,470,551,813,943.94/5,080,216.95 - Step 6: Final answer
x = 4,423,148.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.