Finding the Fourth Proportional to 3,743,463.30, 5,612,430.15 and 1,498,445.70
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Solution
The fourth proportional to 3,743,463.30, 5,612,430.15 and 1,498,445.70 is: 2,246,561.85
Step by Step Solution
- Step 1: Write the proportion equation
3,743,463.30 : 5,612,430.15 = 1,498,445.70 : x - Step 2: Convert to fraction form
3,743,463.30/5,612,430.15 = 1,498,445.70/x - Step 3: Cross multiply
3,743,463.30x = 5,612,430.15 × 1,498,445.70 - Step 4: Simplify right side
3,743,463.30x = 8,409,921,824,817.86 - Step 5: Solve for x
x = 8,409,921,824,817.86/3,743,463.30 - Step 6: Final answer
x = 2,246,561.85
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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.