Finding the Fourth Proportional to 1,661,825.79, 2,493,159.23 and 463,747.95
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Solution
The fourth proportional to 1,661,825.79, 2,493,159.23 and 463,747.95 is: 695,739.28
Step by Step Solution
- Step 1: Write the proportion equation
1,661,825.79 : 2,493,159.23 = 463,747.95 : x - Step 2: Convert to fraction form
1,661,825.79/2,493,159.23 = 463,747.95/x - Step 3: Cross multiply
1,661,825.79x = 2,493,159.23 × 463,747.95 - Step 4: Simplify right side
1,661,825.79x = 1,156,197,479,617.34 - Step 5: Solve for x
x = 1,156,197,479,617.34/1,661,825.79 - Step 6: Final answer
x = 695,739.28
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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.