Finding the Fourth Proportional to 4,120,224.03, 5,684,749.43 and 3,246,349.55
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Solution
The fourth proportional to 4,120,224.03, 5,684,749.43 and 3,246,349.55 is: 4,479,048.61
Step by Step Solution
- Step 1: Write the proportion equation
4,120,224.03 : 5,684,749.43 = 3,246,349.55 : x - Step 2: Convert to fraction form
4,120,224.03/5,684,749.43 = 3,246,349.55/x - Step 3: Cross multiply
4,120,224.03x = 5,684,749.43 × 3,246,349.55 - Step 4: Simplify right side
4,120,224.03x = 18,454,683,709,287.76 - Step 5: Solve for x
x = 18,454,683,709,287.76/4,120,224.03 - Step 6: Final answer
x = 4,479,048.61
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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.