Finding the Fourth Proportional to 4,492,395.20, 6,738,946.08 and 1,500,589.76
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Solution
The fourth proportional to 4,492,395.20, 6,738,946.08 and 1,500,589.76 is: 2,251,002.65
Step by Step Solution
- Step 1: Write the proportion equation
4,492,395.20 : 6,738,946.08 = 1,500,589.76 : x - Step 2: Convert to fraction form
4,492,395.20/6,738,946.08 = 1,500,589.76/x - Step 3: Cross multiply
4,492,395.20x = 6,738,946.08 × 1,500,589.76 - Step 4: Simplify right side
4,492,395.20x = 10,112,393,480,840.14 - Step 5: Solve for x
x = 10,112,393,480,840.14/4,492,395.20 - Step 6: Final answer
x = 2,251,002.65
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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.