Finding the Fourth Proportional to 1,660,403.63, 2,490,561.63 and 462,277.55
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Solution
The fourth proportional to 1,660,403.63, 2,490,561.63 and 462,277.55 is: 693,404.12
Step by Step Solution
- Step 1: Write the proportion equation
1,660,403.63 : 2,490,561.63 = 462,277.55 : x - Step 2: Convert to fraction form
1,660,403.63/2,490,561.63 = 462,277.55/x - Step 3: Cross multiply
1,660,403.63x = 2,490,561.63 × 462,277.55 - Step 4: Simplify right side
1,660,403.63x = 1,151,330,715,987.60 - Step 5: Solve for x
x = 1,151,330,715,987.60/1,660,403.63 - Step 6: Final answer
x = 693,404.12
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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.