Finding the Fourth Proportional to 2,624,452.47, 3,621,821.16 and 1,536,622.26
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Solution
The fourth proportional to 2,624,452.47, 3,621,821.16 and 1,536,622.26 is: 2,120,583.66
Step by Step Solution
- Step 1: Write the proportion equation
2,624,452.47 : 3,621,821.16 = 1,536,622.26 : x - Step 2: Convert to fraction form
2,624,452.47/3,621,821.16 = 1,536,622.26/x - Step 3: Cross multiply
2,624,452.47x = 3,621,821.16 × 1,536,622.26 - Step 4: Simplify right side
2,624,452.47x = 5,565,371,016,195.02 - Step 5: Solve for x
x = 5,565,371,016,195.02/2,624,452.47 - Step 6: Final answer
x = 2,120,583.66
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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.