Finding the Fourth Proportional to 1,811,670.96, 2,500,136.99 and 995,909.03
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Solution
The fourth proportional to 1,811,670.96, 2,500,136.99 and 995,909.03 is: 1,374,371.54
Step by Step Solution
- Step 1: Write the proportion equation
1,811,670.96 : 2,500,136.99 = 995,909.03 : x - Step 2: Convert to fraction form
1,811,670.96/2,500,136.99 = 995,909.03/x - Step 3: Cross multiply
1,811,670.96x = 2,500,136.99 × 995,909.03 - Step 4: Simplify right side
1,811,670.96x = 2,489,909,004,578.02 - Step 5: Solve for x
x = 2,489,909,004,578.02/1,811,670.96 - Step 6: Final answer
x = 1,374,371.54
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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.