Finding the Fourth Proportional to 4,734,445.60, 6,532,695.12 and 2,800,787.68
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Solution
The fourth proportional to 4,734,445.60, 6,532,695.12 and 2,800,787.68 is: 3,864,590.19
Step by Step Solution
- Step 1: Write the proportion equation
4,734,445.60 : 6,532,695.12 = 2,800,787.68 : x - Step 2: Convert to fraction form
4,734,445.60/6,532,695.12 = 2,800,787.68/x - Step 3: Cross multiply
4,734,445.60x = 6,532,695.12 × 2,800,787.68 - Step 4: Simplify right side
4,734,445.60x = 18,296,692,009,292.12 - Step 5: Solve for x
x = 18,296,692,009,292.12/4,734,445.60 - Step 6: Final answer
x = 3,864,590.19
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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.