Finding the Fourth Proportional to 4,173,445.90, 6,260,591.67 and 1,440,637.12
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Solution
The fourth proportional to 4,173,445.90, 6,260,591.67 and 1,440,637.12 is: 2,161,101.63
Step by Step Solution
- Step 1: Write the proportion equation
4,173,445.90 : 6,260,591.67 = 1,440,637.12 : x - Step 2: Convert to fraction form
4,173,445.90/6,260,591.67 = 1,440,637.12/x - Step 3: Cross multiply
4,173,445.90x = 6,260,591.67 × 1,440,637.12 - Step 4: Simplify right side
4,173,445.90x = 9,019,240,752,964.79 - Step 5: Solve for x
x = 9,019,240,752,964.79/4,173,445.90 - Step 6: Final answer
x = 2,161,101.63
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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.