Finding the Fourth Proportional to 4,518,793.60, 6,772,941.60 and 1,821,785.20
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Solution
The fourth proportional to 4,518,793.60, 6,772,941.60 and 1,821,785.20 is: 2,730,561.71
Step by Step Solution
- Step 1: Write the proportion equation
4,518,793.60 : 6,772,941.60 = 1,821,785.20 : x - Step 2: Convert to fraction form
4,518,793.60/6,772,941.60 = 1,821,785.20/x - Step 3: Cross multiply
4,518,793.60x = 6,772,941.60 × 1,821,785.20 - Step 4: Simplify right side
4,518,793.60x = 12,338,844,767,344.32 - Step 5: Solve for x
x = 12,338,844,767,344.32/4,518,793.60 - Step 6: Final answer
x = 2,730,561.71
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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.