Finding the Fourth Proportional to 5,803,155.20, 8,701,622.40 and 2,433,555.20
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Solution
The fourth proportional to 5,803,155.20, 8,701,622.40 and 2,433,555.20 is: 3,649,028.45
Step by Step Solution
- Step 1: Write the proportion equation
5,803,155.20 : 8,701,622.40 = 2,433,555.20 : x - Step 2: Convert to fraction form
5,803,155.20/8,701,622.40 = 2,433,555.20/x - Step 3: Cross multiply
5,803,155.20x = 8,701,622.40 × 2,433,555.20 - Step 4: Simplify right side
5,803,155.20x = 21,175,878,439,956.48 - Step 5: Solve for x
x = 21,175,878,439,956.48/5,803,155.20 - Step 6: Final answer
x = 3,649,028.45
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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.